81013764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2069}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 204482880

約数和(自身を除く): 123469116

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 753, 1004, 1506, 2069, 3012, 3263, 4138, 6207, 6526, 8276, 9789, 12414, 13052, 19578, 24828, 26897, 39156, 53794, 80691, 107588, 161382, 322764, 519319, 1038638, 1557957, 2077276, 3115914, 6231828, 6751147, 13502294, 20253441, 27004588, 40506882, 81013764]

約数ペア:

[(1, 81013764), (2, 40506882), (3, 27004588), (4, 20253441), (6, 13502294), (12, 6751147), (13, 6231828), (26, 3115914), (39, 2077276), (52, 1557957), (78, 1038638), (156, 519319), (251, 322764), (502, 161382), (753, 107588), (1004, 80691), (1506, 53794), (2069, 39156), (3012, 26897), (3263, 24828), (4138, 19578), (6207, 13052), (6526, 12414), (8276, 9789)]