80766704

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{21121}}^1$

素因数の和:21368

約数の個数: 20

約数和(自身を含む): 157147680

約数和(自身を除く): 76380976

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 21121, 42242, 84484, 168968, 337936, 5047919, 10095838, 20191676, 40383352, 80766704]

約数ペア:

[(1, 80766704), (2, 40383352), (4, 20191676), (8, 10095838), (16, 5047919), (239, 337936), (478, 168968), (956, 84484), (1912, 42242), (3824, 21121)]