68124525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 137044800

約数和(自身を除く): 68920275

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 289, 357, 425, 449, 525, 595, 867, 1275, 1347, 1445, 1785, 2023, 2245, 2975, 3143, 4335, 6069, 6735, 7225, 7633, 8925, 9429, 10115, 11225, 15715, 21675, 22899, 30345, 33675, 38165, 47145, 50575, 53431, 78575, 114495, 129761, 151725, 160293, 190825, 235725, 267155, 389283, 572475, 648805, 801465, 908327, 1335775, 1946415, 2724981, 3244025, 4007325, 4541635, 9732075, 13624905, 22708175, 68124525]

約数ペア:

[(1, 68124525), (3, 22708175), (5, 13624905), (7, 9732075), (15, 4541635), (17, 4007325), (21, 3244025), (25, 2724981), (35, 1946415), (51, 1335775), (75, 908327), (85, 801465), (105, 648805), (119, 572475), (175, 389283), (255, 267155), (289, 235725), (357, 190825), (425, 160293), (449, 151725), (525, 129761), (595, 114495), (867, 78575), (1275, 53431), (1347, 50575), (1445, 47145), (1785, 38165), (2023, 33675), (2245, 30345), (2975, 22899), (3143, 21675), (4335, 15715), (6069, 11225), (6735, 10115), (7225, 9429), (7633, 8925)]