99665620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{160751}}^1$

素因数の和:160791

約数の個数: 24

約数和(自身を含む): 216050688

約数和(自身を除く): 116385068

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 160751, 321502, 643004, 803755, 1607510, 3215020, 4983281, 9966562, 19933124, 24916405, 49832810, 99665620]

約数ペア:

[(1, 99665620), (2, 49832810), (4, 24916405), (5, 19933124), (10, 9966562), (20, 4983281), (31, 3215020), (62, 1607510), (124, 803755), (155, 643004), (310, 321502), (620, 160751)]