4019375

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 20

約数和(自身を含む): 5154600

約数和(自身を除く): 1135225

約数列:

[1, 5, 25, 59, 109, 125, 295, 545, 625, 1475, 2725, 6431, 7375, 13625, 32155, 36875, 68125, 160775, 803875, 4019375]

約数ペア:

[(1, 4019375), (5, 803875), (25, 160775), (59, 68125), (109, 36875), (125, 32155), (295, 13625), (545, 7375), (625, 6431), (1475, 2725)]