496491320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6869}}^1$

素因数の和:7032

約数の個数: 64

約数和(自身を含む): 1211868000

約数和(自身を除く): 715376680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1807, 2780, 3614, 5560, 6869, 7228, 9035, 13738, 14456, 18070, 27476, 34345, 36140, 54952, 68690, 72280, 89297, 137380, 178594, 274760, 357188, 446485, 714376, 892970, 954791, 1785940, 1909582, 3571880, 3819164, 4773955, 7638328, 9547910, 12412283, 19095820, 24824566, 38191640, 49649132, 62061415, 99298264, 124122830, 248245660, 496491320]

約数ペア:

[(1, 496491320), (2, 248245660), (4, 124122830), (5, 99298264), (8, 62061415), (10, 49649132), (13, 38191640), (20, 24824566), (26, 19095820), (40, 12412283), (52, 9547910), (65, 7638328), (104, 4773955), (130, 3819164), (139, 3571880), (260, 1909582), (278, 1785940), (520, 954791), (556, 892970), (695, 714376), (1112, 446485), (1390, 357188), (1807, 274760), (2780, 178594), (3614, 137380), (5560, 89297), (6869, 72280), (7228, 68690), (9035, 54952), (13738, 36140), (14456, 34345), (18070, 27476)]