61887160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 148780800

約数和(自身を除く): 86893640

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, 1721, 1798, 3442, 3596, 4495, 6884, 7192, 8605, 8990, 13768, 17210, 17980, 34420, 35960, 49909, 53351, 68840, 99818, 106702, 199636, 213404, 249545, 266755, 399272, 426808, 499090, 533510, 998180, 1067020, 1547179, 1996360, 2134040, 3094358, 6188716, 7735895, 12377432, 15471790, 30943580, 61887160]

約数ペア:

[(1, 61887160), (2, 30943580), (4, 15471790), (5, 12377432), (8, 7735895), (10, 6188716), (20, 3094358), (29, 2134040), (31, 1996360), (40, 1547179), (58, 1067020), (62, 998180), (116, 533510), (124, 499090), (145, 426808), (155, 399272), (232, 266755), (248, 249545), (290, 213404), (310, 199636), (580, 106702), (620, 99818), (899, 68840), (1160, 53351), (1240, 49909), (1721, 35960), (1798, 34420), (3442, 17980), (3596, 17210), (4495, 13768), (6884, 8990), (7192, 8605)]