67909985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 104799744

約数和(自身を除く): 36889759

約数列:

[1, 5, 11, 13, 17, 37, 55, 65, 85, 143, 151, 185, 187, 221, 407, 481, 629, 715, 755, 935, 1105, 1661, 1963, 2035, 2405, 2431, 2567, 3145, 5291, 5587, 6919, 8177, 8305, 9815, 12155, 12835, 21593, 26455, 27935, 28237, 33371, 34595, 40885, 61457, 72631, 89947, 94979, 107965, 141185, 166855, 307285, 363155, 367081, 449735, 474895, 798941, 1044769, 1234727, 1835405, 3994705, 5223845, 6173635, 13581997, 67909985]

約数ペア:

[(1, 67909985), (5, 13581997), (11, 6173635), (13, 5223845), (17, 3994705), (37, 1835405), (55, 1234727), (65, 1044769), (85, 798941), (143, 474895), (151, 449735), (185, 367081), (187, 363155), (221, 307285), (407, 166855), (481, 141185), (629, 107965), (715, 94979), (755, 89947), (935, 72631), (1105, 61457), (1661, 40885), (1963, 34595), (2035, 33371), (2405, 28237), (2431, 27935), (2567, 26455), (3145, 21593), (5291, 12835), (5587, 12155), (6919, 9815), (8177, 8305)]