1107780625

素因数分解:

$5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 1682461440

約数和(自身を除く): 574680815

約数列:

[1, 5, 7, 23, 25, 35, 101, 109, 115, 125, 161, 175, 505, 545, 575, 625, 707, 763, 805, 875, 2323, 2507, 2525, 2725, 2875, 3535, 3815, 4025, 4375, 11009, 11615, 12535, 12625, 13625, 14375, 16261, 17549, 17675, 19075, 20125, 55045, 58075, 62675, 63125, 68125, 77063, 81305, 87745, 88375, 95375, 100625, 253207, 275225, 290375, 313375, 385315, 406525, 438725, 441875, 476875, 1266035, 1376125, 1451875, 1566875, 1772449, 1926575, 2032625, 2193625, 6330175, 6880625, 8862245, 9632875, 10163125, 10968125, 31650875, 44311225, 48164375, 158254375, 221556125, 1107780625]

約数ペア:

[(1, 1107780625), (5, 221556125), (7, 158254375), (23, 48164375), (25, 44311225), (35, 31650875), (101, 10968125), (109, 10163125), (115, 9632875), (125, 8862245), (161, 6880625), (175, 6330175), (505, 2193625), (545, 2032625), (575, 1926575), (625, 1772449), (707, 1566875), (763, 1451875), (805, 1376125), (875, 1266035), (2323, 476875), (2507, 441875), (2525, 438725), (2725, 406525), (2875, 385315), (3535, 313375), (3815, 290375), (4025, 275225), (4375, 253207), (11009, 100625), (11615, 95375), (12535, 88375), (12625, 87745), (13625, 81305), (14375, 77063), (16261, 68125), (17549, 63125), (17675, 62675), (19075, 58075), (20125, 55045)]