89720930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:891

約数の個数: 64

約数和(自身を含む): 186617088

約数和(自身を除く): 96896158

約数列:

[1, 2, 5, 10, 13, 23, 26, 37, 46, 65, 74, 115, 130, 185, 230, 299, 370, 481, 598, 811, 851, 962, 1495, 1622, 1702, 2405, 2990, 4055, 4255, 4810, 8110, 8510, 10543, 11063, 18653, 21086, 22126, 30007, 37306, 52715, 55315, 60014, 93265, 105430, 110630, 150035, 186530, 242489, 300070, 390091, 484978, 690161, 780182, 1212445, 1380322, 1950455, 2424890, 3450805, 3900910, 6901610, 8972093, 17944186, 44860465, 89720930]

約数ペア:

[(1, 89720930), (2, 44860465), (5, 17944186), (10, 8972093), (13, 6901610), (23, 3900910), (26, 3450805), (37, 2424890), (46, 1950455), (65, 1380322), (74, 1212445), (115, 780182), (130, 690161), (185, 484978), (230, 390091), (299, 300070), (370, 242489), (481, 186530), (598, 150035), (811, 110630), (851, 105430), (962, 93265), (1495, 60014), (1622, 55315), (1702, 52715), (2405, 37306), (2990, 30007), (4055, 22126), (4255, 21086), (4810, 18653), (8110, 11063), (8510, 10543)]