19193125

素因数分解:

$5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 28340928

約数和(自身を除く): 9147803

約数列:

[1, 5, 7, 25, 35, 41, 107, 125, 175, 205, 287, 535, 625, 749, 875, 1025, 1435, 2675, 3745, 4375, 4387, 5125, 7175, 13375, 18725, 21935, 25625, 30709, 35875, 66875, 93625, 109675, 153545, 179375, 468125, 548375, 767725, 2741875, 3838625, 19193125]

約数ペア:

[(1, 19193125), (5, 3838625), (7, 2741875), (25, 767725), (35, 548375), (41, 468125), (107, 179375), (125, 153545), (175, 109675), (205, 93625), (287, 66875), (535, 35875), (625, 30709), (749, 25625), (875, 21935), (1025, 18725), (1435, 13375), (2675, 7175), (3745, 5125), (4375, 4387)]