1295987960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{9887}}^1$

素因数の和:10040

約数の個数: 64

約数和(自身を含む): 3043526400

約数和(自身を除く): 1747538440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 113, 116, 145, 226, 232, 290, 452, 565, 580, 904, 1130, 1160, 2260, 3277, 4520, 6554, 9887, 13108, 16385, 19774, 26216, 32770, 39548, 49435, 65540, 79096, 98870, 131080, 197740, 286723, 395480, 573446, 1117231, 1146892, 1433615, 2234462, 2293784, 2867230, 4468924, 5586155, 5734460, 8937848, 11172310, 11468920, 22344620, 32399699, 44689240, 64799398, 129598796, 161998495, 259197592, 323996990, 647993980, 1295987960]

約数ペア:

[(1, 1295987960), (2, 647993980), (4, 323996990), (5, 259197592), (8, 161998495), (10, 129598796), (20, 64799398), (29, 44689240), (40, 32399699), (58, 22344620), (113, 11468920), (116, 11172310), (145, 8937848), (226, 5734460), (232, 5586155), (290, 4468924), (452, 2867230), (565, 2293784), (580, 2234462), (904, 1433615), (1130, 1146892), (1160, 1117231), (2260, 573446), (3277, 395480), (4520, 286723), (6554, 197740), (9887, 131080), (13108, 98870), (16385, 79096), (19774, 65540), (26216, 49435), (32770, 39548)]