80873858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{28537}}^1$

素因数の和:28661

約数の個数: 16

約数和(自身を含む): 131845560

約数和(自身を除く): 50971702

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 28537, 57074, 370981, 741962, 3110533, 6221066, 40436929, 80873858]

約数ペア:

[(1, 80873858), (2, 40436929), (13, 6221066), (26, 3110533), (109, 741962), (218, 370981), (1417, 57074), (2834, 28537)]