80286722

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{1987}}^1$

素因数の和:2305

約数の個数: 16

約数和(自身を含む): 122381280

約数和(自身を除く): 42094558

約数列:

[1, 2, 89, 178, 227, 454, 1987, 3974, 20203, 40406, 176843, 353686, 451049, 902098, 40143361, 80286722]

約数ペア:

[(1, 80286722), (2, 40143361), (89, 902098), (178, 451049), (227, 353686), (454, 176843), (1987, 40406), (3974, 20203)]