20068075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 27507168

約数和(自身を除く): 7439093

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 2053, 9775, 10265, 34901, 47219, 51325, 174505, 236095, 802723, 872525, 1180475, 4013615, 20068075]

約数ペア:

[(1, 20068075), (5, 4013615), (17, 1180475), (23, 872525), (25, 802723), (85, 236095), (115, 174505), (391, 51325), (425, 47219), (575, 34901), (1955, 10265), (2053, 9775)]