159156790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 323430912

約数和(自身を除く): 164274122

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 130, 146, 155, 310, 365, 403, 541, 730, 806, 949, 1082, 1898, 2015, 2263, 2705, 4030, 4526, 4745, 5410, 7033, 9490, 11315, 14066, 16771, 22630, 29419, 33542, 35165, 39493, 58838, 70330, 78986, 83855, 147095, 167710, 197465, 218023, 294190, 394930, 436046, 513409, 1026818, 1090115, 1224283, 2180230, 2448566, 2567045, 5134090, 6121415, 12242830, 15915679, 31831358, 79578395, 159156790]

約数ペア:

[(1, 159156790), (2, 79578395), (5, 31831358), (10, 15915679), (13, 12242830), (26, 6121415), (31, 5134090), (62, 2567045), (65, 2448566), (73, 2180230), (130, 1224283), (146, 1090115), (155, 1026818), (310, 513409), (365, 436046), (403, 394930), (541, 294190), (730, 218023), (806, 197465), (949, 167710), (1082, 147095), (1898, 83855), (2015, 78986), (2263, 70330), (2705, 58838), (4030, 39493), (4526, 35165), (4745, 33542), (5410, 29419), (7033, 22630), (9490, 16771), (11315, 14066)]