90100910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 166728672

約数和(自身を除く): 76627762

約数列:

[1, 2, 5, 10, 43, 86, 215, 317, 430, 634, 661, 1322, 1585, 3170, 3305, 6610, 13631, 27262, 28423, 56846, 68155, 136310, 142115, 209537, 284230, 419074, 1047685, 2095370, 9010091, 18020182, 45050455, 90100910]

約数ペア:

[(1, 90100910), (2, 45050455), (5, 18020182), (10, 9010091), (43, 2095370), (86, 1047685), (215, 419074), (317, 284230), (430, 209537), (634, 142115), (661, 136310), (1322, 68155), (1585, 56846), (3170, 28423), (3305, 27262), (6610, 13631)]