64185975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 133241472

約数和(自身を除く): 69055497

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 83, 105, 175, 225, 249, 315, 415, 491, 525, 581, 747, 1245, 1473, 1575, 1743, 2075, 2455, 2905, 3437, 3735, 4419, 5229, 6225, 7365, 8715, 10311, 12275, 14525, 17185, 18675, 22095, 26145, 30933, 36825, 40753, 43575, 51555, 85925, 110475, 122259, 130725, 154665, 203765, 257775, 285271, 366777, 611295, 773325, 855813, 1018825, 1426355, 1833885, 2567439, 3056475, 4279065, 7131775, 9169425, 12837195, 21395325, 64185975]

約数ペア:

[(1, 64185975), (3, 21395325), (5, 12837195), (7, 9169425), (9, 7131775), (15, 4279065), (21, 3056475), (25, 2567439), (35, 1833885), (45, 1426355), (63, 1018825), (75, 855813), (83, 773325), (105, 611295), (175, 366777), (225, 285271), (249, 257775), (315, 203765), (415, 154665), (491, 130725), (525, 122259), (581, 110475), (747, 85925), (1245, 51555), (1473, 43575), (1575, 40753), (1743, 36825), (2075, 30933), (2455, 26145), (2905, 22095), (3437, 18675), (3735, 17185), (4419, 14525), (5229, 12275), (6225, 10311), (7365, 8715)]