28273750

素因数分解:

$2^1\times 5^4\times {\mathrm{22619}}^1$

素因数の和:22641

約数の個数: 20

約数和(自身を含む): 52998660

約数和(自身を除く): 24724910

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22619, 45238, 113095, 226190, 565475, 1130950, 2827375, 5654750, 14136875, 28273750]

約数ペア:

[(1, 28273750), (2, 14136875), (5, 5654750), (10, 2827375), (25, 1130950), (50, 565475), (125, 226190), (250, 113095), (625, 45238), (1250, 22619)]