68085890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 125213040

約数和(自身を除く): 57127150

約数列:

[1, 2, 5, 10, 89, 113, 178, 226, 445, 565, 677, 890, 1130, 1354, 3385, 6770, 10057, 20114, 50285, 60253, 76501, 100570, 120506, 153002, 301265, 382505, 602530, 765010, 6808589, 13617178, 34042945, 68085890]

約数ペア:

[(1, 68085890), (2, 34042945), (5, 13617178), (10, 6808589), (89, 765010), (113, 602530), (178, 382505), (226, 301265), (445, 153002), (565, 120506), (677, 100570), (890, 76501), (1130, 60253), (1354, 50285), (3385, 20114), (6770, 10057)]