40268125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3430

約数の個数: 20

約数和(自身を含む): 52983040

約数和(自身を除く): 12714915

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 3391, 11875, 16955, 64429, 84775, 322145, 423875, 1610725, 2119375, 8053625, 40268125]

約数ペア:

[(1, 40268125), (5, 8053625), (19, 2119375), (25, 1610725), (95, 423875), (125, 322145), (475, 84775), (625, 64429), (2375, 16955), (3391, 11875)]