78048025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{25801}}^1$

素因数の和:25833

約数の個数: 18

約数和(自身を含む): 106381646

約数和(自身を除く): 28333621

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 25801, 129005, 283811, 645025, 1419055, 3121921, 7095275, 15609605, 78048025]

約数ペア:

[(1, 78048025), (5, 15609605), (11, 7095275), (25, 3121921), (55, 1419055), (121, 645025), (275, 283811), (605, 129005), (3025, 25801)]