64295275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{809}}^1$

素因数の和:864

約数の個数: 36

約数和(自身を含む): 92505240

約数和(自身を除く): 28209965

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 289, 425, 809, 935, 1445, 3179, 4045, 4675, 7225, 8899, 13753, 15895, 20225, 44495, 68765, 79475, 151283, 222475, 233801, 343825, 756415, 1169005, 2571811, 3782075, 5845025, 12859055, 64295275]

約数ペア:

[(1, 64295275), (5, 12859055), (11, 5845025), (17, 3782075), (25, 2571811), (55, 1169005), (85, 756415), (187, 343825), (275, 233801), (289, 222475), (425, 151283), (809, 79475), (935, 68765), (1445, 44495), (3179, 20225), (4045, 15895), (4675, 13753), (7225, 8899)]