25847640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:303

約数の個数: 256

約数和(自身を含む): 106444800

約数和(自身を除く): 80597160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 263, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 526, 540, 546, 585, 630, 702, 728, 756, 780, 789, 819, 840, 910, 936, 945, 1052, 1080, 1092, 1170, 1260, 1315, 1365, 1404, 1512, 1560, 1578, 1638, 1755, 1820, 1841, 1890, 2104, 2184, 2340, 2367, 2457, 2520, 2630, 2730, 2808, 3156, 3276, 3419, 3510, 3640, 3682, 3780, 3945, 4095, 4680, 4734, 4914, 5260, 5460, 5523, 6312, 6552, 6838, 7020, 7101, 7364, 7560, 7890, 8190, 9205, 9468, 9828, 10257, 10520, 10920, 11046, 11835, 12285, 13676, 14040, 14202, 14728, 15780, 16380, 16569, 17095, 18410, 18936, 19656, 20514, 22092, 23670, 23933, 24570, 27352, 27615, 28404, 30771, 31560, 32760, 33138, 34190, 35505, 36820, 41028, 44184, 47340, 47866, 49140, 49707, 51285, 55230, 56808, 61542, 66276, 68380, 71010, 71799, 73640, 82056, 82845, 92313, 94680, 95732, 98280, 99414, 102570, 110460, 119665, 123084, 132552, 136760, 142020, 143598, 153855, 165690, 184626, 191464, 198828, 205140, 215397, 220920, 239330, 246168, 248535, 284040, 287196, 307710, 331380, 358995, 369252, 397656, 410280, 430794, 461565, 478660, 497070, 574392, 615420, 646191, 662760, 717990, 738504, 861588, 923130, 957320, 994140, 1076985, 1230840, 1292382, 1435980, 1723176, 1846260, 1988280, 2153970, 2584764, 2871960, 3230955, 3692520, 4307940, 5169528, 6461910, 8615880, 12923820, 25847640]

約数ペア:

[(1, 25847640), (2, 12923820), (3, 8615880), (4, 6461910), (5, 5169528), (6, 4307940), (7, 3692520), (8, 3230955), (9, 2871960), (10, 2584764), (12, 2153970), (13, 1988280), (14, 1846260), (15, 1723176), (18, 1435980), (20, 1292382), (21, 1230840), (24, 1076985), (26, 994140), (27, 957320), (28, 923130), (30, 861588), (35, 738504), (36, 717990), (39, 662760), (40, 646191), (42, 615420), (45, 574392), (52, 497070), (54, 478660), (56, 461565), (60, 430794), (63, 410280), (65, 397656), (70, 369252), (72, 358995), (78, 331380), (84, 307710), (90, 287196), (91, 284040), (104, 248535), (105, 246168), (108, 239330), (117, 220920), (120, 215397), (126, 205140), (130, 198828), (135, 191464), (140, 184626), (156, 165690), (168, 153855), (180, 143598), (182, 142020), (189, 136760), (195, 132552), (210, 123084), (216, 119665), (234, 110460), (252, 102570), (260, 99414), (263, 98280), (270, 95732), (273, 94680), (280, 92313), (312, 82845), (315, 82056), (351, 73640), (360, 71799), (364, 71010), (378, 68380), (390, 66276), (420, 61542), (455, 56808), (468, 55230), (504, 51285), (520, 49707), (526, 49140), (540, 47866), (546, 47340), (585, 44184), (630, 41028), (702, 36820), (728, 35505), (756, 34190), (780, 33138), (789, 32760), (819, 31560), (840, 30771), (910, 28404), (936, 27615), (945, 27352), (1052, 24570), (1080, 23933), (1092, 23670), (1170, 22092), (1260, 20514), (1315, 19656), (1365, 18936), (1404, 18410), (1512, 17095), (1560, 16569), (1578, 16380), (1638, 15780), (1755, 14728), (1820, 14202), (1841, 14040), (1890, 13676), (2104, 12285), (2184, 11835), (2340, 11046), (2367, 10920), (2457, 10520), (2520, 10257), (2630, 9828), (2730, 9468), (2808, 9205), (3156, 8190), (3276, 7890), (3419, 7560), (3510, 7364), (3640, 7101), (3682, 7020), (3780, 6838), (3945, 6552), (4095, 6312), (4680, 5523), (4734, 5460), (4914, 5260)]