66979825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 91262016

約数和(自身を除く): 24282191

約数列:

[1, 5, 11, 25, 55, 151, 275, 755, 1613, 1661, 3775, 8065, 8305, 17743, 40325, 41525, 88715, 243563, 443575, 1217815, 2679193, 6089075, 13395965, 66979825]

約数ペア:

[(1, 66979825), (5, 13395965), (11, 6089075), (25, 2679193), (55, 1217815), (151, 443575), (275, 243563), (755, 88715), (1613, 41525), (1661, 40325), (3775, 17743), (8065, 8305)]