40977725

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{1949}}^1$

素因数の和:2017

約数の個数: 18

約数和(自身を含む): 52651950

約数和(自身を除く): 11674225

約数列:

[1, 5, 25, 29, 145, 725, 841, 1949, 4205, 9745, 21025, 48725, 56521, 282605, 1413025, 1639109, 8195545, 40977725]

約数ペア:

[(1, 40977725), (5, 8195545), (25, 1639109), (29, 1413025), (145, 282605), (725, 56521), (841, 48725), (1949, 21025), (4205, 9745)]