2599680080

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{39581}}^1$

素因数の和:40415

約数の個数: 40

約数和(自身を含む): 6051771144

約数和(自身を除く): 3452091064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 3284, 4105, 6568, 8210, 13136, 16420, 32840, 39581, 65680, 79162, 158324, 197905, 316648, 395810, 633296, 791620, 1583240, 3166480, 32496001, 64992002, 129984004, 162480005, 259968008, 324960010, 519936016, 649920020, 1299840040, 2599680080]

約数ペア:

[(1, 2599680080), (2, 1299840040), (4, 649920020), (5, 519936016), (8, 324960010), (10, 259968008), (16, 162480005), (20, 129984004), (40, 64992002), (80, 32496001), (821, 3166480), (1642, 1583240), (3284, 791620), (4105, 633296), (6568, 395810), (8210, 316648), (13136, 197905), (16420, 158324), (32840, 79162), (39581, 65680)]