69084025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 88219800

約数和(自身を除く): 19135775

約数列:

[1, 5, 25, 61, 89, 305, 445, 509, 1525, 2225, 2545, 5429, 12725, 27145, 31049, 45301, 135725, 155245, 226505, 776225, 1132525, 2763361, 13816805, 69084025]

約数ペア:

[(1, 69084025), (5, 13816805), (25, 2763361), (61, 1132525), (89, 776225), (305, 226505), (445, 155245), (509, 135725), (1525, 45301), (2225, 31049), (2545, 27145), (5429, 12725)]