20763025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 27014144

約数和(自身を除く): 6251119

約数列:

[1, 5, 25, 31, 73, 155, 365, 367, 775, 1825, 1835, 2263, 9175, 11315, 11377, 26791, 56575, 56885, 133955, 284425, 669775, 830521, 4152605, 20763025]

約数ペア:

[(1, 20763025), (5, 4152605), (25, 830521), (31, 669775), (73, 284425), (155, 133955), (365, 56885), (367, 56575), (775, 26791), (1825, 11377), (1835, 11315), (2263, 9175)]