445964900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2625

約数の個数: 72

約数和(自身を含む): 1017929640

約数和(自身を除く): 571964740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 61, 100, 116, 122, 145, 244, 290, 305, 580, 610, 725, 1220, 1450, 1525, 1769, 2521, 2900, 3050, 3538, 5042, 6100, 7076, 8845, 10084, 12605, 17690, 25210, 35380, 44225, 50420, 63025, 73109, 88450, 126050, 146218, 153781, 176900, 252100, 292436, 307562, 365545, 615124, 731090, 768905, 1462180, 1537810, 1827725, 3075620, 3655450, 3844525, 4459649, 7310900, 7689050, 8919298, 15378100, 17838596, 22298245, 44596490, 89192980, 111491225, 222982450, 445964900]

約数ペア:

[(1, 445964900), (2, 222982450), (4, 111491225), (5, 89192980), (10, 44596490), (20, 22298245), (25, 17838596), (29, 15378100), (50, 8919298), (58, 7689050), (61, 7310900), (100, 4459649), (116, 3844525), (122, 3655450), (145, 3075620), (244, 1827725), (290, 1537810), (305, 1462180), (580, 768905), (610, 731090), (725, 615124), (1220, 365545), (1450, 307562), (1525, 292436), (1769, 252100), (2521, 176900), (2900, 153781), (3050, 146218), (3538, 126050), (5042, 88450), (6100, 73109), (7076, 63025), (8845, 50420), (10084, 44225), (12605, 35380), (17690, 25210)]