199691825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4111}}^1$

素因数の和:4217

約数の個数: 24

約数和(自身を含む): 260042880

約数和(自身を除く): 60351055

約数列:

[1, 5, 25, 29, 67, 145, 335, 725, 1675, 1943, 4111, 9715, 20555, 48575, 102775, 119219, 275437, 596095, 1377185, 2980475, 6885925, 7987673, 39938365, 199691825]

約数ペア:

[(1, 199691825), (5, 39938365), (25, 7987673), (29, 6885925), (67, 2980475), (145, 1377185), (335, 596095), (725, 275437), (1675, 119219), (1943, 102775), (4111, 48575), (9715, 20555)]