72207670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1579}}^1$

素因数の和:1872

約数の個数: 32

約数和(自身を含む): 138218400

約数和(自身を除く): 66010730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 538, 1345, 1579, 2690, 3158, 4573, 7895, 9146, 15790, 22865, 26843, 45730, 53686, 134215, 268430, 424751, 849502, 2123755, 4247510, 7220767, 14441534, 36103835, 72207670]

約数ペア:

[(1, 72207670), (2, 36103835), (5, 14441534), (10, 7220767), (17, 4247510), (34, 2123755), (85, 849502), (170, 424751), (269, 268430), (538, 134215), (1345, 53686), (1579, 45730), (2690, 26843), (3158, 22865), (4573, 15790), (7895, 9146)]