31541290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 66624768

約数和(自身を除く): 35083478

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 101, 110, 167, 170, 187, 202, 334, 374, 505, 835, 935, 1010, 1111, 1670, 1717, 1837, 1870, 2222, 2839, 3434, 3674, 5555, 5678, 8585, 9185, 11110, 14195, 16867, 17170, 18370, 18887, 28390, 31229, 33734, 37774, 62458, 84335, 94435, 156145, 168670, 185537, 188870, 286739, 312290, 371074, 573478, 927685, 1433695, 1855370, 2867390, 3154129, 6308258, 15770645, 31541290]

約数ペア:

[(1, 31541290), (2, 15770645), (5, 6308258), (10, 3154129), (11, 2867390), (17, 1855370), (22, 1433695), (34, 927685), (55, 573478), (85, 371074), (101, 312290), (110, 286739), (167, 188870), (170, 185537), (187, 168670), (202, 156145), (334, 94435), (374, 84335), (505, 62458), (835, 37774), (935, 33734), (1010, 31229), (1111, 28390), (1670, 18887), (1717, 18370), (1837, 17170), (1870, 16867), (2222, 14195), (2839, 11110), (3434, 9185), (3674, 8585), (5555, 5678)]