128140675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{941}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 171707760

約数和(自身を除く): 43567085

約数列:

[1, 5, 13, 25, 65, 325, 419, 941, 2095, 4705, 5447, 10475, 12233, 23525, 27235, 61165, 136175, 305825, 394279, 1971395, 5125627, 9856975, 25628135, 128140675]

約数ペア:

[(1, 128140675), (5, 25628135), (13, 9856975), (25, 5125627), (65, 1971395), (325, 394279), (419, 305825), (941, 136175), (2095, 61165), (4705, 27235), (5447, 23525), (10475, 12233)]