67210025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{653}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 87583680

約数和(自身を除く): 20373655

約数列:

[1, 5, 23, 25, 115, 179, 575, 653, 895, 3265, 4117, 4475, 15019, 16325, 20585, 75095, 102925, 116887, 375475, 584435, 2688401, 2922175, 13442005, 67210025]

約数ペア:

[(1, 67210025), (5, 13442005), (23, 2922175), (25, 2688401), (115, 584435), (179, 375475), (575, 116887), (653, 102925), (895, 75095), (3265, 20585), (4117, 16325), (4475, 15019)]