85280156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{18427}}^1$

素因数の和:18533

約数の個数: 24

約数和(自身を含む): 162534960

約数和(自身を除く): 77254804

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 18427, 36854, 73708, 239551, 479102, 958204, 1640003, 3280006, 6560012, 21320039, 42640078, 85280156]

約数ペア:

[(1, 85280156), (2, 42640078), (4, 21320039), (13, 6560012), (26, 3280006), (52, 1640003), (89, 958204), (178, 479102), (356, 239551), (1157, 73708), (2314, 36854), (4628, 18427)]