78864872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1531}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 152219520

約数和(自身を除く): 73354648

約数列:

[1, 2, 4, 8, 47, 94, 137, 188, 274, 376, 548, 1096, 1531, 3062, 6124, 6439, 12248, 12878, 25756, 51512, 71957, 143914, 209747, 287828, 419494, 575656, 838988, 1677976, 9858109, 19716218, 39432436, 78864872]

約数ペア:

[(1, 78864872), (2, 39432436), (4, 19716218), (8, 9858109), (47, 1677976), (94, 838988), (137, 575656), (188, 419494), (274, 287828), (376, 209747), (548, 143914), (1096, 71957), (1531, 51512), (3062, 25756), (6124, 12878), (6439, 12248)]