64630575

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 124801040

約数和(自身を除く): 60170465

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 181, 207, 225, 345, 529, 543, 575, 621, 675, 905, 1035, 1587, 1629, 1725, 2645, 2715, 3105, 4163, 4525, 4761, 4887, 5175, 7935, 8145, 12489, 13225, 13575, 14283, 15525, 20815, 23805, 24435, 37467, 39675, 40725, 62445, 71415, 95749, 104075, 112401, 119025, 122175, 187335, 287247, 312225, 357075, 478745, 562005, 861741, 936675, 1436235, 2393725, 2585223, 2810025, 4308705, 7181175, 12926115, 21543525, 64630575]

約数ペア:

[(1, 64630575), (3, 21543525), (5, 12926115), (9, 7181175), (15, 4308705), (23, 2810025), (25, 2585223), (27, 2393725), (45, 1436235), (69, 936675), (75, 861741), (115, 562005), (135, 478745), (181, 357075), (207, 312225), (225, 287247), (345, 187335), (529, 122175), (543, 119025), (575, 112401), (621, 104075), (675, 95749), (905, 71415), (1035, 62445), (1587, 40725), (1629, 39675), (1725, 37467), (2645, 24435), (2715, 23805), (3105, 20815), (4163, 15525), (4525, 14283), (4761, 13575), (4887, 13225), (5175, 12489), (7935, 8145)]