64905100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{49927}}^1$

素因数の和:49954

約数の個数: 36

約数和(自身を含む): 151681264

約数和(自身を除く): 86776164

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 49927, 99854, 199708, 249635, 499270, 649051, 998540, 1248175, 1298102, 2496350, 2596204, 3245255, 4992700, 6490510, 12981020, 16226275, 32452550, 64905100]

約数ペア:

[(1, 64905100), (2, 32452550), (4, 16226275), (5, 12981020), (10, 6490510), (13, 4992700), (20, 3245255), (25, 2596204), (26, 2496350), (50, 1298102), (52, 1248175), (65, 998540), (100, 649051), (130, 499270), (260, 249635), (325, 199708), (650, 99854), (1300, 49927)]