15694847090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{21757}}^1$

素因数の和:21987

約数の個数: 64

約数和(自身を含む): 31582172160

約数和(自身を除く): 15887325070

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 179, 310, 358, 403, 806, 895, 1790, 2015, 2327, 4030, 4654, 5549, 11098, 11635, 21757, 23270, 27745, 43514, 55490, 72137, 108785, 144274, 217570, 282841, 360685, 565682, 674467, 721370, 1348934, 1414205, 2828410, 3372335, 3894503, 6744670, 7789006, 8768071, 17536142, 19472515, 38945030, 43840355, 50628539, 87680710, 101257078, 120729593, 241459186, 253142695, 506285390, 603647965, 1207295930, 1569484709, 3138969418, 7847423545, 15694847090]

約数ペア:

[(1, 15694847090), (2, 7847423545), (5, 3138969418), (10, 1569484709), (13, 1207295930), (26, 603647965), (31, 506285390), (62, 253142695), (65, 241459186), (130, 120729593), (155, 101257078), (179, 87680710), (310, 50628539), (358, 43840355), (403, 38945030), (806, 19472515), (895, 17536142), (1790, 8768071), (2015, 7789006), (2327, 6744670), (4030, 3894503), (4654, 3372335), (5549, 2828410), (11098, 1414205), (11635, 1348934), (21757, 721370), (23270, 674467), (27745, 565682), (43514, 360685), (55490, 282841), (72137, 217570), (108785, 144274)]