4977500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 11939928

約数和(自身を除く): 6962428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 181, 220, 250, 275, 362, 500, 550, 625, 724, 905, 1100, 1250, 1375, 1810, 1991, 2500, 2750, 3620, 3982, 4525, 5500, 6875, 7964, 9050, 9955, 13750, 18100, 19910, 22625, 27500, 39820, 45250, 49775, 90500, 99550, 113125, 199100, 226250, 248875, 452500, 497750, 995500, 1244375, 2488750, 4977500]

約数ペア:

[(1, 4977500), (2, 2488750), (4, 1244375), (5, 995500), (10, 497750), (11, 452500), (20, 248875), (22, 226250), (25, 199100), (44, 113125), (50, 99550), (55, 90500), (100, 49775), (110, 45250), (125, 39820), (181, 27500), (220, 22625), (250, 19910), (275, 18100), (362, 13750), (500, 9955), (550, 9050), (625, 7964), (724, 6875), (905, 5500), (1100, 4525), (1250, 3982), (1375, 3620), (1810, 2750), (1991, 2500)]