28135038625

素因数分解:

$5^3\times {\mathrm{509}}^1\times {\mathrm{442201}}^1$

素因数の和:442725

約数の個数: 16

約数和(自身を含む): 35181591120

約数和(自身を除く): 7046552495

約数列:

[1, 5, 25, 125, 509, 2545, 12725, 63625, 442201, 2211005, 11055025, 55275125, 225080309, 1125401545, 5627007725, 28135038625]

約数ペア:

[(1, 28135038625), (5, 5627007725), (25, 1125401545), (125, 225080309), (509, 55275125), (2545, 11055025), (12725, 2211005), (63625, 442201)]