641569045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{25771}}^1$

素因数の和:26172

約数の個数: 16

約数和(自身を含む): 831301632

約数和(自身を除く): 189732587

約数列:

[1, 5, 13, 65, 383, 1915, 4979, 24895, 25771, 128855, 335023, 1675115, 9870293, 49351465, 128313809, 641569045]

約数ペア:

[(1, 641569045), (5, 128313809), (13, 49351465), (65, 9870293), (383, 1675115), (1915, 335023), (4979, 128855), (24895, 25771)]