79797904

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{12821}}^1$

素因数の和:13218

約数の個数: 20

約数和(自身を含む): 155017980

約数和(自身を除く): 75220076

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 12821, 25642, 51284, 102568, 205136, 4987369, 9974738, 19949476, 39898952, 79797904]

約数ペア:

[(1, 79797904), (2, 39898952), (4, 19949476), (8, 9974738), (16, 4987369), (389, 205136), (778, 102568), (1556, 51284), (3112, 25642), (6224, 12821)]