81512530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{10151}}^1$

素因数の和:10242

約数の個数: 32

約数和(自身を含む): 162269568

約数和(自身を除く): 80757038

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 10151, 20302, 50755, 101510, 111661, 223322, 558305, 741023, 1116610, 1482046, 3705115, 7410230, 8151253, 16302506, 40756265, 81512530]

約数ペア:

[(1, 81512530), (2, 40756265), (5, 16302506), (10, 8151253), (11, 7410230), (22, 3705115), (55, 1482046), (73, 1116610), (110, 741023), (146, 558305), (365, 223322), (730, 111661), (803, 101510), (1606, 50755), (4015, 20302), (8030, 10151)]