80290994

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{64439}}^1$

素因数の和:64537

約数の個数: 16

約数和(自身を含む): 139190400

約数和(自身を除く): 58899406

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 64439, 128878, 451073, 902146, 5735071, 11470142, 40145497, 80290994]

約数ペア:

[(1, 80290994), (2, 40145497), (7, 11470142), (14, 5735071), (89, 902146), (178, 451073), (623, 128878), (1246, 64439)]