77219290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{457}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 142093584

約数和(自身を除く): 64874294

約数列:

[1, 2, 5, 10, 61, 122, 277, 305, 457, 554, 610, 914, 1385, 2285, 2770, 4570, 16897, 27877, 33794, 55754, 84485, 126589, 139385, 168970, 253178, 278770, 632945, 1265890, 7721929, 15443858, 38609645, 77219290]

約数ペア:

[(1, 77219290), (2, 38609645), (5, 15443858), (10, 7721929), (61, 1265890), (122, 632945), (277, 278770), (305, 253178), (457, 168970), (554, 139385), (610, 126589), (914, 84485), (1385, 55754), (2285, 33794), (2770, 27877), (4570, 16897)]