201240065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{99871}}^1$

素因数の和:99920

約数の個数: 16

約数和(自身を含む): 268455936

約数和(自身を除く): 67215871

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 99871, 499355, 1298323, 3096001, 6491615, 15480005, 40248013, 201240065]

約数ペア:

[(1, 201240065), (5, 40248013), (13, 15480005), (31, 6491615), (65, 3096001), (155, 1298323), (403, 499355), (2015, 99871)]