320917465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 434367360

約数和(自身を除く): 113449895

約数列:

[1, 5, 11, 37, 55, 179, 185, 407, 881, 895, 1969, 2035, 4405, 6623, 9691, 9845, 32597, 33115, 48455, 72853, 157699, 162985, 358567, 364265, 788495, 1734689, 1792835, 5834863, 8673445, 29174315, 64183493, 320917465]

約数ペア:

[(1, 320917465), (5, 64183493), (11, 29174315), (37, 8673445), (55, 5834863), (179, 1792835), (185, 1734689), (407, 788495), (881, 364265), (895, 358567), (1969, 162985), (2035, 157699), (4405, 72853), (6623, 48455), (9691, 33115), (9845, 32597)]