71569160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137633}}^1$

素因数の和:137657

約数の個数: 32

約数和(自身を含む): 173418840

約数和(自身を除く): 101849680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 137633, 275266, 550532, 688165, 1101064, 1376330, 1789229, 2752660, 3578458, 5505320, 7156916, 8946145, 14313832, 17892290, 35784580, 71569160]

約数ペア:

[(1, 71569160), (2, 35784580), (4, 17892290), (5, 14313832), (8, 8946145), (10, 7156916), (13, 5505320), (20, 3578458), (26, 2752660), (40, 1789229), (52, 1376330), (65, 1101064), (104, 688165), (130, 550532), (260, 275266), (520, 137633)]