25686480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 86423040

約数和(自身を除く): 60736560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 114, 120, 129, 131, 152, 172, 190, 215, 228, 240, 258, 262, 285, 304, 344, 380, 393, 430, 456, 516, 524, 570, 645, 655, 688, 760, 786, 817, 860, 912, 1032, 1048, 1140, 1290, 1310, 1520, 1572, 1634, 1720, 1965, 2064, 2096, 2280, 2451, 2489, 2580, 2620, 3144, 3268, 3440, 3930, 4085, 4560, 4902, 4978, 5160, 5240, 5633, 6288, 6536, 7467, 7860, 8170, 9804, 9956, 10320, 10480, 11266, 12255, 12445, 13072, 14934, 15720, 16340, 16899, 19608, 19912, 22532, 24510, 24890, 28165, 29868, 31440, 32680, 33798, 37335, 39216, 39824, 45064, 49020, 49780, 56330, 59736, 65360, 67596, 74670, 84495, 90128, 98040, 99560, 107027, 112660, 119472, 135192, 149340, 168990, 196080, 199120, 214054, 225320, 270384, 298680, 321081, 337980, 428108, 450640, 535135, 597360, 642162, 675960, 856216, 1070270, 1284324, 1351920, 1605405, 1712432, 2140540, 2568648, 3210810, 4281080, 5137296, 6421620, 8562160, 12843240, 25686480]

約数ペア:

[(1, 25686480), (2, 12843240), (3, 8562160), (4, 6421620), (5, 5137296), (6, 4281080), (8, 3210810), (10, 2568648), (12, 2140540), (15, 1712432), (16, 1605405), (19, 1351920), (20, 1284324), (24, 1070270), (30, 856216), (38, 675960), (40, 642162), (43, 597360), (48, 535135), (57, 450640), (60, 428108), (76, 337980), (80, 321081), (86, 298680), (95, 270384), (114, 225320), (120, 214054), (129, 199120), (131, 196080), (152, 168990), (172, 149340), (190, 135192), (215, 119472), (228, 112660), (240, 107027), (258, 99560), (262, 98040), (285, 90128), (304, 84495), (344, 74670), (380, 67596), (393, 65360), (430, 59736), (456, 56330), (516, 49780), (524, 49020), (570, 45064), (645, 39824), (655, 39216), (688, 37335), (760, 33798), (786, 32680), (817, 31440), (860, 29868), (912, 28165), (1032, 24890), (1048, 24510), (1140, 22532), (1290, 19912), (1310, 19608), (1520, 16899), (1572, 16340), (1634, 15720), (1720, 14934), (1965, 13072), (2064, 12445), (2096, 12255), (2280, 11266), (2451, 10480), (2489, 10320), (2580, 9956), (2620, 9804), (3144, 8170), (3268, 7860), (3440, 7467), (3930, 6536), (4085, 6288), (4560, 5633), (4902, 5240), (4978, 5160)]