80578436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{4217}}^1$

素因数の和:4519

約数の個数: 24

約数和(自身を含む): 149873976

約数和(自身を除く): 69295540

約数列:

[1, 2, 4, 17, 34, 68, 281, 562, 1124, 4217, 4777, 8434, 9554, 16868, 19108, 71689, 143378, 286756, 1184977, 2369954, 4739908, 20144609, 40289218, 80578436]

約数ペア:

[(1, 80578436), (2, 40289218), (4, 20144609), (17, 4739908), (34, 2369954), (68, 1184977), (281, 286756), (562, 143378), (1124, 71689), (4217, 19108), (4777, 16868), (8434, 9554)]