25805520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:954

約数の個数: 160

約数和(自身を含む): 95827200

約数和(自身を除く): 70021680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 919, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1838, 1872, 2160, 2340, 2757, 2808, 3120, 3510, 3676, 4595, 4680, 5514, 5616, 7020, 7352, 8271, 9190, 9360, 11028, 11947, 13785, 14040, 14704, 16542, 18380, 22056, 23894, 24813, 27570, 28080, 33084, 35841, 36760, 41355, 44112, 47788, 49626, 55140, 59735, 66168, 71682, 73520, 82710, 95576, 99252, 107523, 110280, 119470, 124065, 132336, 143364, 165420, 179205, 191152, 198504, 215046, 220560, 238940, 248130, 286728, 322569, 330840, 358410, 397008, 430092, 477880, 496260, 537615, 573456, 645138, 661680, 716820, 860184, 955760, 992520, 1075230, 1290276, 1433640, 1612845, 1720368, 1985040, 2150460, 2580552, 2867280, 3225690, 4300920, 5161104, 6451380, 8601840, 12902760, 25805520]

約数ペア:

[(1, 25805520), (2, 12902760), (3, 8601840), (4, 6451380), (5, 5161104), (6, 4300920), (8, 3225690), (9, 2867280), (10, 2580552), (12, 2150460), (13, 1985040), (15, 1720368), (16, 1612845), (18, 1433640), (20, 1290276), (24, 1075230), (26, 992520), (27, 955760), (30, 860184), (36, 716820), (39, 661680), (40, 645138), (45, 573456), (48, 537615), (52, 496260), (54, 477880), (60, 430092), (65, 397008), (72, 358410), (78, 330840), (80, 322569), (90, 286728), (104, 248130), (108, 238940), (117, 220560), (120, 215046), (130, 198504), (135, 191152), (144, 179205), (156, 165420), (180, 143364), (195, 132336), (208, 124065), (216, 119470), (234, 110280), (240, 107523), (260, 99252), (270, 95576), (312, 82710), (351, 73520), (360, 71682), (390, 66168), (432, 59735), (468, 55140), (520, 49626), (540, 47788), (585, 44112), (624, 41355), (702, 36760), (720, 35841), (780, 33084), (919, 28080), (936, 27570), (1040, 24813), (1080, 23894), (1170, 22056), (1404, 18380), (1560, 16542), (1755, 14704), (1838, 14040), (1872, 13785), (2160, 11947), (2340, 11028), (2757, 9360), (2808, 9190), (3120, 8271), (3510, 7352), (3676, 7020), (4595, 5616), (4680, 5514)]