64598768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{310571}}^1$

素因数の和:310592

約数の個数: 20

約数和(自身を含む): 134788248

約数和(自身を除く): 70189480

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 310571, 621142, 1242284, 2484568, 4037423, 4969136, 8074846, 16149692, 32299384, 64598768]

約数ペア:

[(1, 64598768), (2, 32299384), (4, 16149692), (8, 8074846), (13, 4969136), (16, 4037423), (26, 2484568), (52, 1242284), (104, 621142), (208, 310571)]