51205430

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{64817}}^1$

素因数の和:64903

約数の個数: 16

約数和(自身を含む): 93337920

約数和(自身を除く): 42132490

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 64817, 129634, 324085, 648170, 5120543, 10241086, 25602715, 51205430]

約数ペア:

[(1, 51205430), (2, 25602715), (5, 10241086), (10, 5120543), (79, 648170), (158, 324085), (395, 129634), (790, 64817)]