26682500

素因数分解:

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

素因数の和:858

約数の個数: 60

約数和(自身を含む): 62914236

約数和(自身を除く): 36231736

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 821, 1250, 1300, 1625, 1642, 2500, 3250, 3284, 4105, 6500, 8125, 8210, 10673, 16250, 16420, 20525, 21346, 32500, 41050, 42692, 53365, 82100, 102625, 106730, 205250, 213460, 266825, 410500, 513125, 533650, 1026250, 1067300, 1334125, 2052500, 2668250, 5336500, 6670625, 13341250, 26682500]

約数ペア:

[(1, 26682500), (2, 13341250), (4, 6670625), (5, 5336500), (10, 2668250), (13, 2052500), (20, 1334125), (25, 1067300), (26, 1026250), (50, 533650), (52, 513125), (65, 410500), (100, 266825), (125, 213460), (130, 205250), (250, 106730), (260, 102625), (325, 82100), (500, 53365), (625, 42692), (650, 41050), (821, 32500), (1250, 21346), (1300, 20525), (1625, 16420), (1642, 16250), (2500, 10673), (3250, 8210), (3284, 8125), (4105, 6500)]