68735828

素因数分解:

$2^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 60

約数和(自身を含む): 148934772

約数和(自身を除く): 80198944

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 343, 421, 476, 686, 833, 842, 1372, 1666, 1684, 2401, 2947, 3332, 4802, 5831, 5894, 7157, 9604, 11662, 11788, 14314, 20629, 23324, 28628, 40817, 41258, 50099, 81634, 82516, 100198, 144403, 163268, 200396, 288806, 350693, 577612, 701386, 1010821, 1402772, 2021642, 2454851, 4043284, 4909702, 9819404, 17183957, 34367914, 68735828]

約数ペア:

[(1, 68735828), (2, 34367914), (4, 17183957), (7, 9819404), (14, 4909702), (17, 4043284), (28, 2454851), (34, 2021642), (49, 1402772), (68, 1010821), (98, 701386), (119, 577612), (196, 350693), (238, 288806), (343, 200396), (421, 163268), (476, 144403), (686, 100198), (833, 82516), (842, 81634), (1372, 50099), (1666, 41258), (1684, 40817), (2401, 28628), (2947, 23324), (3332, 20629), (4802, 14314), (5831, 11788), (5894, 11662), (7157, 9604)]