78297865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{4177}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 98667648

約数和(自身を除く): 20369783

約数列:

[1, 5, 23, 115, 163, 815, 3749, 4177, 18745, 20885, 96071, 480355, 680851, 3404255, 15659573, 78297865]

約数ペア:

[(1, 78297865), (5, 15659573), (23, 3404255), (115, 680851), (163, 480355), (815, 96071), (3749, 20885), (4177, 18745)]