70990885

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 101493504

約数和(自身を除く): 30502619

約数列:

[1, 5, 7, 35, 41, 61, 205, 287, 305, 427, 811, 1435, 2135, 2501, 4055, 5677, 12505, 17507, 28385, 33251, 49471, 87535, 166255, 232757, 247355, 346297, 1163785, 1731485, 2028311, 10141555, 14198177, 70990885]

約数ペア:

[(1, 70990885), (5, 14198177), (7, 10141555), (35, 2028311), (41, 1731485), (61, 1163785), (205, 346297), (287, 247355), (305, 232757), (427, 166255), (811, 87535), (1435, 49471), (2135, 33251), (2501, 28385), (4055, 17507), (5677, 12505)]