8101477540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{237859}}^1$

素因数の和:238012

約数の個数: 48

約数和(自身を含む): 18461741760

約数和(自身を除く): 10360264220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 6812, 8515, 17030, 34060, 237859, 475718, 951436, 1189295, 2378590, 3092167, 4757180, 6184334, 12368668, 15460835, 30921670, 31159529, 61843340, 62319058, 124638116, 155797645, 311595290, 405073877, 623190580, 810147754, 1620295508, 2025369385, 4050738770, 8101477540]

約数ペア:

[(1, 8101477540), (2, 4050738770), (4, 2025369385), (5, 1620295508), (10, 810147754), (13, 623190580), (20, 405073877), (26, 311595290), (52, 155797645), (65, 124638116), (130, 62319058), (131, 61843340), (260, 31159529), (262, 30921670), (524, 15460835), (655, 12368668), (1310, 6184334), (1703, 4757180), (2620, 3092167), (3406, 2378590), (6812, 1189295), (8515, 951436), (17030, 475718), (34060, 237859)]