61248025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{683}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 80914464

約数和(自身を除く): 19666439

約数列:

[1, 5, 17, 25, 85, 211, 425, 683, 1055, 3415, 3587, 5275, 11611, 17075, 17935, 58055, 89675, 144113, 290275, 720565, 2449921, 3602825, 12249605, 61248025]

約数ペア:

[(1, 61248025), (5, 12249605), (17, 3602825), (25, 2449921), (85, 720565), (211, 290275), (425, 144113), (683, 89675), (1055, 58055), (3415, 17935), (3587, 17075), (5275, 11611)]