71856560

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3727}}^1$

素因数の和:3981

約数の個数: 40

約数和(自身を含む): 167804736

約数和(自身を除く): 95948176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3727, 3856, 4820, 7454, 9640, 14908, 18635, 19280, 29816, 37270, 59632, 74540, 149080, 298160, 898207, 1796414, 3592828, 4491035, 7185656, 8982070, 14371312, 17964140, 35928280, 71856560]

約数ペア:

[(1, 71856560), (2, 35928280), (4, 17964140), (5, 14371312), (8, 8982070), (10, 7185656), (16, 4491035), (20, 3592828), (40, 1796414), (80, 898207), (241, 298160), (482, 149080), (964, 74540), (1205, 59632), (1928, 37270), (2410, 29816), (3727, 19280), (3856, 18635), (4820, 14908), (7454, 9640)]