220160285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{42461}}^1$

素因数の和:42544

約数の個数: 16

約数和(自身を含む): 284325552

約数和(自身を除く): 64165267

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 42461, 212305, 721837, 2590121, 3609185, 12950605, 44032057, 220160285]

約数ペア:

[(1, 220160285), (5, 44032057), (17, 12950605), (61, 3609185), (85, 2590121), (305, 721837), (1037, 212305), (5185, 42461)]