9872500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{359}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 23617440

約数和(自身を除く): 13744940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 359, 500, 550, 625, 718, 1100, 1250, 1375, 1436, 1795, 2500, 2750, 3590, 3949, 5500, 6875, 7180, 7898, 8975, 13750, 15796, 17950, 19745, 27500, 35900, 39490, 44875, 78980, 89750, 98725, 179500, 197450, 224375, 394900, 448750, 493625, 897500, 987250, 1974500, 2468125, 4936250, 9872500]

約数ペア:

[(1, 9872500), (2, 4936250), (4, 2468125), (5, 1974500), (10, 987250), (11, 897500), (20, 493625), (22, 448750), (25, 394900), (44, 224375), (50, 197450), (55, 179500), (100, 98725), (110, 89750), (125, 78980), (220, 44875), (250, 39490), (275, 35900), (359, 27500), (500, 19745), (550, 17950), (625, 15796), (718, 13750), (1100, 8975), (1250, 7898), (1375, 7180), (1436, 6875), (1795, 5500), (2500, 3949), (2750, 3590)]