65380560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38917}}^1$

素因数の和:38940

約数の個数: 80

約数和(自身を含む): 231639936

約数和(自身を除く): 166259376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38917, 77834, 116751, 155668, 194585, 233502, 272419, 311336, 389170, 467004, 544838, 583755, 622672, 778340, 817257, 934008, 1089676, 1167510, 1362095, 1556680, 1634514, 1868016, 2179352, 2335020, 2724190, 3113360, 3269028, 4086285, 4358704, 4670040, 5448380, 6538056, 8172570, 9340080, 10896760, 13076112, 16345140, 21793520, 32690280, 65380560]

約数ペア:

[(1, 65380560), (2, 32690280), (3, 21793520), (4, 16345140), (5, 13076112), (6, 10896760), (7, 9340080), (8, 8172570), (10, 6538056), (12, 5448380), (14, 4670040), (15, 4358704), (16, 4086285), (20, 3269028), (21, 3113360), (24, 2724190), (28, 2335020), (30, 2179352), (35, 1868016), (40, 1634514), (42, 1556680), (48, 1362095), (56, 1167510), (60, 1089676), (70, 934008), (80, 817257), (84, 778340), (105, 622672), (112, 583755), (120, 544838), (140, 467004), (168, 389170), (210, 311336), (240, 272419), (280, 233502), (336, 194585), (420, 155668), (560, 116751), (840, 77834), (1680, 38917)]