68943640

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{9629}}^1$

素因数の和:9819

約数の個数: 32

約数和(自身を含む): 156006000

約数和(自身を除く): 87062360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 9629, 19258, 38516, 48145, 77032, 96290, 192580, 385160, 1723591, 3447182, 6894364, 8617955, 13788728, 17235910, 34471820, 68943640]

約数ペア:

[(1, 68943640), (2, 34471820), (4, 17235910), (5, 13788728), (8, 8617955), (10, 6894364), (20, 3447182), (40, 1723591), (179, 385160), (358, 192580), (716, 96290), (895, 77032), (1432, 48145), (1790, 38516), (3580, 19258), (7160, 9629)]