80493463210

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{15449801}}^1$

素因数の和:15450329

約数の個数: 16

約数和(自身を含む): 145166339592

約数和(自身を除く): 64672876382

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 5210, 15449801, 30899602, 77249005, 154498010, 8049346321, 16098692642, 40246731605, 80493463210]

約数ペア:

[(1, 80493463210), (2, 40246731605), (5, 16098692642), (10, 8049346321), (521, 154498010), (1042, 77249005), (2605, 30899602), (5210, 15449801)]