71765380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50539}}^1$

素因数の和:50619

約数の個数: 24

約数和(自身を含む): 152832960

約数和(自身を除く): 81067580

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50539, 101078, 202156, 252695, 505390, 1010780, 3588269, 7176538, 14353076, 17941345, 35882690, 71765380]

約数ペア:

[(1, 71765380), (2, 35882690), (4, 17941345), (5, 14353076), (10, 7176538), (20, 3588269), (71, 1010780), (142, 505390), (284, 252695), (355, 202156), (710, 101078), (1420, 50539)]