2863750

素因数分解:

$2^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 40

約数和(自身を含む): 5623200

約数和(自身を除く): 2759450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 79, 125, 145, 158, 250, 290, 395, 625, 725, 790, 1250, 1450, 1975, 2291, 3625, 3950, 4582, 7250, 9875, 11455, 18125, 19750, 22910, 36250, 49375, 57275, 98750, 114550, 286375, 572750, 1431875, 2863750]

約数ペア:

[(1, 2863750), (2, 1431875), (5, 572750), (10, 286375), (25, 114550), (29, 98750), (50, 57275), (58, 49375), (79, 36250), (125, 22910), (145, 19750), (158, 18125), (250, 11455), (290, 9875), (395, 7250), (625, 4582), (725, 3950), (790, 3625), (1250, 2291), (1450, 1975)]