89498480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26017}}^1$

素因数の和:26073

約数の個数: 40

約数和(自身を含む): 212931312

約数和(自身を除く): 123432832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 26017, 52034, 104068, 130085, 208136, 260170, 416272, 520340, 1040680, 1118731, 2081360, 2237462, 4474924, 5593655, 8949848, 11187310, 17899696, 22374620, 44749240, 89498480]

約数ペア:

[(1, 89498480), (2, 44749240), (4, 22374620), (5, 17899696), (8, 11187310), (10, 8949848), (16, 5593655), (20, 4474924), (40, 2237462), (43, 2081360), (80, 1118731), (86, 1040680), (172, 520340), (215, 416272), (344, 260170), (430, 208136), (688, 130085), (860, 104068), (1720, 52034), (3440, 26017)]