80712065

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10627}}^1$

素因数の和:10677

約数の個数: 24

約数和(自身を含む): 116312832

約数和(自身を除く): 35600767

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 10627, 53135, 74389, 329437, 371945, 520723, 1647185, 2306059, 2603615, 11530295, 16142413, 80712065]

約数ペア:

[(1, 80712065), (5, 16142413), (7, 11530295), (31, 2603615), (35, 2306059), (49, 1647185), (155, 520723), (217, 371945), (245, 329437), (1085, 74389), (1519, 53135), (7595, 10627)]