53365000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 134816220

約数和(自身を除く): 81451220

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 625, 650, 821, 1000, 1250, 1300, 1625, 1642, 2500, 2600, 3250, 3284, 4105, 5000, 6500, 6568, 8125, 8210, 10673, 13000, 16250, 16420, 20525, 21346, 32500, 32840, 41050, 42692, 53365, 65000, 82100, 85384, 102625, 106730, 164200, 205250, 213460, 266825, 410500, 426920, 513125, 533650, 821000, 1026250, 1067300, 1334125, 2052500, 2134600, 2668250, 4105000, 5336500, 6670625, 10673000, 13341250, 26682500, 53365000]

約数ペア:

[(1, 53365000), (2, 26682500), (4, 13341250), (5, 10673000), (8, 6670625), (10, 5336500), (13, 4105000), (20, 2668250), (25, 2134600), (26, 2052500), (40, 1334125), (50, 1067300), (52, 1026250), (65, 821000), (100, 533650), (104, 513125), (125, 426920), (130, 410500), (200, 266825), (250, 213460), (260, 205250), (325, 164200), (500, 106730), (520, 102625), (625, 85384), (650, 82100), (821, 65000), (1000, 53365), (1250, 42692), (1300, 41050), (1625, 32840), (1642, 32500), (2500, 21346), (2600, 20525), (3250, 16420), (3284, 16250), (4105, 13000), (5000, 10673), (6500, 8210), (6568, 8125)]