88641640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 207210960

約数和(自身を除く): 118569320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 101, 148, 185, 202, 296, 370, 404, 505, 593, 740, 808, 1010, 1186, 1480, 2020, 2372, 2965, 3737, 4040, 4744, 5930, 7474, 11860, 14948, 18685, 21941, 23720, 29896, 37370, 43882, 59893, 74740, 87764, 109705, 119786, 149480, 175528, 219410, 239572, 299465, 438820, 479144, 598930, 877640, 1197860, 2216041, 2395720, 4432082, 8864164, 11080205, 17728328, 22160410, 44320820, 88641640]

約数ペア:

[(1, 88641640), (2, 44320820), (4, 22160410), (5, 17728328), (8, 11080205), (10, 8864164), (20, 4432082), (37, 2395720), (40, 2216041), (74, 1197860), (101, 877640), (148, 598930), (185, 479144), (202, 438820), (296, 299465), (370, 239572), (404, 219410), (505, 175528), (593, 149480), (740, 119786), (808, 109705), (1010, 87764), (1186, 74740), (1480, 59893), (2020, 43882), (2372, 37370), (2965, 29896), (3737, 23720), (4040, 21941), (4744, 18685), (5930, 14948), (7474, 11860)]