28369000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2579}}^1$

素因数の和:2611

約数の個数: 64

約数和(自身を含む): 72446400

約数和(自身を除く): 44077400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2579, 2750, 5158, 5500, 10316, 11000, 12895, 20632, 25790, 28369, 51580, 56738, 64475, 103160, 113476, 128950, 141845, 226952, 257900, 283690, 322375, 515800, 567380, 644750, 709225, 1134760, 1289500, 1418450, 2579000, 2836900, 3546125, 5673800, 7092250, 14184500, 28369000]

約数ペア:

[(1, 28369000), (2, 14184500), (4, 7092250), (5, 5673800), (8, 3546125), (10, 2836900), (11, 2579000), (20, 1418450), (22, 1289500), (25, 1134760), (40, 709225), (44, 644750), (50, 567380), (55, 515800), (88, 322375), (100, 283690), (110, 257900), (125, 226952), (200, 141845), (220, 128950), (250, 113476), (275, 103160), (440, 64475), (500, 56738), (550, 51580), (1000, 28369), (1100, 25790), (1375, 20632), (2200, 12895), (2579, 11000), (2750, 10316), (5158, 5500)]