2541875

素因数分解:

$5^4\times 7^2\times {\mathrm{83}}^1$

素因数の和:117

約数の個数: 30

約数和(自身を含む): 3739428

約数和(自身を除く): 1197553

約数列:

[1, 5, 7, 25, 35, 49, 83, 125, 175, 245, 415, 581, 625, 875, 1225, 2075, 2905, 4067, 4375, 6125, 10375, 14525, 20335, 30625, 51875, 72625, 101675, 363125, 508375, 2541875]

約数ペア:

[(1, 2541875), (5, 508375), (7, 363125), (25, 101675), (35, 72625), (49, 51875), (83, 30625), (125, 20335), (175, 14525), (245, 10375), (415, 6125), (581, 4375), (625, 4067), (875, 2905), (1225, 2075)]