7718290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 14358960

約数和(自身を除く): 6640670

約数列:

[1, 2, 5, 10, 73, 97, 109, 146, 194, 218, 365, 485, 545, 730, 970, 1090, 7081, 7957, 10573, 14162, 15914, 21146, 35405, 39785, 52865, 70810, 79570, 105730, 771829, 1543658, 3859145, 7718290]

約数ペア:

[(1, 7718290), (2, 3859145), (5, 1543658), (10, 771829), (73, 105730), (97, 79570), (109, 70810), (146, 52865), (194, 39785), (218, 35405), (365, 21146), (485, 15914), (545, 14162), (730, 10573), (970, 7957), (1090, 7081)]