145565120

素因数分解:

$2^6\times 5^1\times {\mathrm{454891}}^1$

素因数の和:454908

約数の個数: 28

約数和(自身を含む): 346627704

約数和(自身を除く): 201062584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 454891, 909782, 1819564, 2274455, 3639128, 4548910, 7278256, 9097820, 14556512, 18195640, 29113024, 36391280, 72782560, 145565120]

約数ペア:

[(1, 145565120), (2, 72782560), (4, 36391280), (5, 29113024), (8, 18195640), (10, 14556512), (16, 9097820), (20, 7278256), (32, 4548910), (40, 3639128), (64, 2274455), (80, 1819564), (160, 909782), (320, 454891)]