28825000

素因数分解:

$2^3\times 5^5\times {\mathrm{1153}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 67612860

約数和(自身を除く): 38787860

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1153, 1250, 2306, 2500, 3125, 4612, 5000, 5765, 6250, 9224, 11530, 12500, 23060, 25000, 28825, 46120, 57650, 115300, 144125, 230600, 288250, 576500, 720625, 1153000, 1441250, 2882500, 3603125, 5765000, 7206250, 14412500, 28825000]

約数ペア:

[(1, 28825000), (2, 14412500), (4, 7206250), (5, 5765000), (8, 3603125), (10, 2882500), (20, 1441250), (25, 1153000), (40, 720625), (50, 576500), (100, 288250), (125, 230600), (200, 144125), (250, 115300), (500, 57650), (625, 46120), (1000, 28825), (1153, 25000), (1250, 23060), (2306, 12500), (2500, 11530), (3125, 9224), (4612, 6250), (5000, 5765)]