156972065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{2417}}^1$

素因数の和:2872

約数の個数: 16

約数和(自身を含む): 194987520

約数和(自身を除く): 38015455

約数列:

[1, 5, 31, 155, 419, 2095, 2417, 12085, 12989, 64945, 74927, 374635, 1012723, 5063615, 31394413, 156972065]

約数ペア:

[(1, 156972065), (5, 31394413), (31, 5063615), (155, 1012723), (419, 374635), (2095, 74927), (2417, 64945), (12085, 12989)]