156961019560

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3571}}^1\times {\mathrm{3967}}^1$

素因数の和:7826

約数の個数: 64

約数和(自身を含む): 354625873920

約数和(自身を除く): 197664854360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 3571, 3967, 5540, 7142, 7934, 11080, 14284, 15868, 17855, 19835, 28568, 31736, 35710, 39670, 71420, 79340, 142840, 158680, 989167, 1098859, 1978334, 2197718, 3956668, 4395436, 4945835, 5494295, 7913336, 8790872, 9891670, 10988590, 14166157, 19783340, 21977180, 28332314, 39566680, 43954360, 56664628, 70830785, 113329256, 141661570, 283323140, 566646280, 3924025489, 7848050978, 15696101956, 19620127445, 31392203912, 39240254890, 78480509780, 156961019560]

約数ペア:

[(1, 156961019560), (2, 78480509780), (4, 39240254890), (5, 31392203912), (8, 19620127445), (10, 15696101956), (20, 7848050978), (40, 3924025489), (277, 566646280), (554, 283323140), (1108, 141661570), (1385, 113329256), (2216, 70830785), (2770, 56664628), (3571, 43954360), (3967, 39566680), (5540, 28332314), (7142, 21977180), (7934, 19783340), (11080, 14166157), (14284, 10988590), (15868, 9891670), (17855, 8790872), (19835, 7913336), (28568, 5494295), (31736, 4945835), (35710, 4395436), (39670, 3956668), (71420, 2197718), (79340, 1978334), (142840, 1098859), (158680, 989167)]