81508792

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1$

素因数の和:1303

約数の個数: 32

約数和(自身を含む): 158670000

約数和(自身を除く): 77161208

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 409, 818, 859, 1636, 1718, 3272, 3436, 6872, 11861, 23722, 24911, 47444, 49822, 94888, 99644, 199288, 351331, 702662, 1405324, 2810648, 10188599, 20377198, 40754396, 81508792]

約数ペア:

[(1, 81508792), (2, 40754396), (4, 20377198), (8, 10188599), (29, 2810648), (58, 1405324), (116, 702662), (232, 351331), (409, 199288), (818, 99644), (859, 94888), (1636, 49822), (1718, 47444), (3272, 24911), (3436, 23722), (6872, 11861)]