220282475

素因数分解:

$5^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2473}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 312911520

約数和(自身を除く): 92629045

約数列:

[1, 5, 7, 25, 35, 175, 509, 2473, 2545, 3563, 12365, 12725, 17311, 17815, 61825, 86555, 89075, 432775, 1258757, 6293785, 8811299, 31468925, 44056495, 220282475]

約数ペア:

[(1, 220282475), (5, 44056495), (7, 31468925), (25, 8811299), (35, 6293785), (175, 1258757), (509, 432775), (2473, 89075), (2545, 86555), (3563, 61825), (12365, 17815), (12725, 17311)]