181633960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5051}}^1$

素因数の和:5122

約数の個数: 64

約数和(自身を含む): 436492800

約数和(自身を除く): 254858840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 5051, 7192, 8990, 10102, 17980, 20204, 25255, 35960, 40408, 50510, 101020, 146479, 156581, 202040, 292958, 313162, 585916, 626324, 732395, 782905, 1171832, 1252648, 1464790, 1565810, 2929580, 3131620, 4540849, 5859160, 6263240, 9081698, 18163396, 22704245, 36326792, 45408490, 90816980, 181633960]

約数ペア:

[(1, 181633960), (2, 90816980), (4, 45408490), (5, 36326792), (8, 22704245), (10, 18163396), (20, 9081698), (29, 6263240), (31, 5859160), (40, 4540849), (58, 3131620), (62, 2929580), (116, 1565810), (124, 1464790), (145, 1252648), (155, 1171832), (232, 782905), (248, 732395), (290, 626324), (310, 585916), (580, 313162), (620, 292958), (899, 202040), (1160, 156581), (1240, 146479), (1798, 101020), (3596, 50510), (4495, 40408), (5051, 35960), (7192, 25255), (8990, 20204), (10102, 17980)]