254052625

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 328333824

約数和(自身を除く): 74281199

約数列:

[1, 5, 25, 47, 83, 125, 235, 415, 521, 1175, 2075, 2605, 3901, 5875, 10375, 13025, 19505, 24487, 43243, 65125, 97525, 122435, 216215, 487625, 612175, 1081075, 2032421, 3060875, 5405375, 10162105, 50810525, 254052625]

約数ペア:

[(1, 254052625), (5, 50810525), (25, 10162105), (47, 5405375), (83, 3060875), (125, 2032421), (235, 1081075), (415, 612175), (521, 487625), (1175, 216215), (2075, 122435), (2605, 97525), (3901, 65125), (5875, 43243), (10375, 24487), (13025, 19505)]