196428625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4019}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 270915840

約数和(自身を除く): 74487215

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 575, 1955, 2125, 2875, 4019, 9775, 20095, 48875, 68323, 92437, 100475, 341615, 462185, 502375, 1571429, 1708075, 2310925, 7857145, 8540375, 11554625, 39285725, 196428625]

約数ペア:

[(1, 196428625), (5, 39285725), (17, 11554625), (23, 8540375), (25, 7857145), (85, 2310925), (115, 1708075), (125, 1571429), (391, 502375), (425, 462185), (575, 341615), (1955, 100475), (2125, 92437), (2875, 68323), (4019, 48875), (9775, 20095)]