817869890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{65587}}^1$

素因数の和:65666

約数の個数: 32

約数和(自身を含む): 1558370880

約数和(自身を除く): 740500990

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2494, 6235, 12470, 65587, 131174, 327935, 655870, 1902023, 2820241, 3804046, 5640482, 9510115, 14101205, 19020230, 28202410, 81786989, 163573978, 408934945, 817869890]

約数ペア:

[(1, 817869890), (2, 408934945), (5, 163573978), (10, 81786989), (29, 28202410), (43, 19020230), (58, 14101205), (86, 9510115), (145, 5640482), (215, 3804046), (290, 2820241), (430, 1902023), (1247, 655870), (2494, 327935), (6235, 131174), (12470, 65587)]