89128280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131071}}^1$

素因数の和:131099

約数の個数: 32

約数和(自身を含む): 212336640

約数和(自身を除く): 123208360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 131071, 262142, 524284, 655355, 1048568, 1310710, 2228207, 2621420, 4456414, 5242840, 8912828, 11141035, 17825656, 22282070, 44564140, 89128280]

約数ペア:

[(1, 89128280), (2, 44564140), (4, 22282070), (5, 17825656), (8, 11141035), (10, 8912828), (17, 5242840), (20, 4456414), (34, 2621420), (40, 2228207), (68, 1310710), (85, 1048568), (136, 655355), (170, 524284), (340, 262142), (680, 131071)]