25000900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 57886920

約数和(自身を除く): 32886020

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 37, 50, 58, 74, 100, 116, 145, 148, 185, 233, 290, 370, 466, 580, 725, 740, 925, 932, 1073, 1165, 1450, 1850, 2146, 2330, 2900, 3700, 4292, 4660, 5365, 5825, 6757, 8621, 10730, 11650, 13514, 17242, 21460, 23300, 26825, 27028, 33785, 34484, 43105, 53650, 67570, 86210, 107300, 135140, 168925, 172420, 215525, 250009, 337850, 431050, 500018, 675700, 862100, 1000036, 1250045, 2500090, 5000180, 6250225, 12500450, 25000900]

約数ペア:

[(1, 25000900), (2, 12500450), (4, 6250225), (5, 5000180), (10, 2500090), (20, 1250045), (25, 1000036), (29, 862100), (37, 675700), (50, 500018), (58, 431050), (74, 337850), (100, 250009), (116, 215525), (145, 172420), (148, 168925), (185, 135140), (233, 107300), (290, 86210), (370, 67570), (466, 53650), (580, 43105), (725, 34484), (740, 33785), (925, 27028), (932, 26825), (1073, 23300), (1165, 21460), (1450, 17242), (1850, 13514), (2146, 11650), (2330, 10730), (2900, 8621), (3700, 6757), (4292, 5825), (4660, 5365)]