320425145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1\times {\mathrm{2129}}^1$

素因数の和:3136

約数の個数: 16

約数和(自身を含む): 397509120

約数和(自身を除く): 77083975

約数列:

[1, 5, 31, 155, 971, 2129, 4855, 10645, 30101, 65999, 150505, 329995, 2067259, 10336295, 64085029, 320425145]

約数ペア:

[(1, 320425145), (5, 64085029), (31, 10336295), (155, 2067259), (971, 329995), (2129, 150505), (4855, 65999), (10645, 30101)]