156936196540

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1789}}^1\times {\mathrm{9901}}^1$

素因数の和:12142

約数の個数: 48

約数和(自身を含む): 330527967840

約数和(自身を除く): 173591771300

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 1789, 2215, 3578, 4430, 7156, 8860, 8945, 9901, 17890, 19802, 35780, 39604, 49505, 99010, 198020, 792527, 1585054, 3170108, 3962635, 4386143, 7925270, 8772286, 15850540, 17544572, 17712889, 21930715, 35425778, 43861430, 70851556, 87722860, 88564445, 177128890, 354257780, 7846809827, 15693619654, 31387239308, 39234049135, 78468098270, 156936196540]

約数ペア:

[(1, 156936196540), (2, 78468098270), (4, 39234049135), (5, 31387239308), (10, 15693619654), (20, 7846809827), (443, 354257780), (886, 177128890), (1772, 88564445), (1789, 87722860), (2215, 70851556), (3578, 43861430), (4430, 35425778), (7156, 21930715), (8860, 17712889), (8945, 17544572), (9901, 15850540), (17890, 8772286), (19802, 7925270), (35780, 4386143), (39604, 3962635), (49505, 3170108), (99010, 1585054), (198020, 792527)]