31631080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1031}}^1$

素因数の和:1114

約数の個数: 64

約数和(自身を含む): 78019200

約数和(自身を除く): 46388120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1031, 1180, 1534, 2062, 2360, 3068, 3835, 4124, 5155, 6136, 7670, 8248, 10310, 13403, 15340, 20620, 26806, 30680, 41240, 53612, 60829, 67015, 107224, 121658, 134030, 243316, 268060, 304145, 486632, 536120, 608290, 790777, 1216580, 1581554, 2433160, 3163108, 3953885, 6326216, 7907770, 15815540, 31631080]

約数ペア:

[(1, 31631080), (2, 15815540), (4, 7907770), (5, 6326216), (8, 3953885), (10, 3163108), (13, 2433160), (20, 1581554), (26, 1216580), (40, 790777), (52, 608290), (59, 536120), (65, 486632), (104, 304145), (118, 268060), (130, 243316), (236, 134030), (260, 121658), (295, 107224), (472, 67015), (520, 60829), (590, 53612), (767, 41240), (1031, 30680), (1180, 26806), (1534, 20620), (2062, 15340), (2360, 13403), (3068, 10310), (3835, 8248), (4124, 7670), (5155, 6136)]