220165495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{50671}}^1$

素因数の和:50766

約数の個数: 16

約数和(自身を含む): 291870720

約数和(自身を除く): 71705225

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 50671, 253355, 557381, 2786905, 4003009, 20015045, 44033099, 220165495]

約数ペア:

[(1, 220165495), (5, 44033099), (11, 20015045), (55, 4003009), (79, 2786905), (395, 557381), (869, 253355), (4345, 50671)]