25892090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 55293192

約数和(自身を除く): 29401102

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 53, 70, 98, 106, 245, 265, 371, 490, 530, 742, 997, 1855, 1994, 2597, 3710, 4985, 5194, 6979, 9970, 12985, 13958, 25970, 34895, 48853, 52841, 69790, 97706, 105682, 244265, 264205, 369887, 488530, 528410, 739774, 1849435, 2589209, 3698870, 5178418, 12946045, 25892090]

約数ペア:

[(1, 25892090), (2, 12946045), (5, 5178418), (7, 3698870), (10, 2589209), (14, 1849435), (35, 739774), (49, 528410), (53, 488530), (70, 369887), (98, 264205), (106, 244265), (245, 105682), (265, 97706), (371, 69790), (490, 52841), (530, 48853), (742, 34895), (997, 25970), (1855, 13958), (1994, 12985), (2597, 9970), (3710, 6979), (4985, 5194)]