28018250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 58260384

約数和(自身を除く): 30242134

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 125, 130, 185, 233, 250, 325, 370, 466, 481, 650, 925, 962, 1165, 1625, 1850, 2330, 2405, 3029, 3250, 4625, 4810, 5825, 6058, 8621, 9250, 11650, 12025, 15145, 17242, 24050, 29125, 30290, 43105, 58250, 60125, 75725, 86210, 112073, 120250, 151450, 215525, 224146, 378625, 431050, 560365, 757250, 1077625, 1120730, 2155250, 2801825, 5603650, 14009125, 28018250]

約数ペア:

[(1, 28018250), (2, 14009125), (5, 5603650), (10, 2801825), (13, 2155250), (25, 1120730), (26, 1077625), (37, 757250), (50, 560365), (65, 431050), (74, 378625), (125, 224146), (130, 215525), (185, 151450), (233, 120250), (250, 112073), (325, 86210), (370, 75725), (466, 60125), (481, 58250), (650, 43105), (925, 30290), (962, 29125), (1165, 24050), (1625, 17242), (1850, 15145), (2330, 12025), (2405, 11650), (3029, 9250), (3250, 8621), (4625, 6058), (4810, 5825)]