28022500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1019}}^1$

素因数の和:1054

約数の個数: 60

約数和(自身を含む): 66916080

約数和(自身を除く): 38893580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1019, 1100, 1250, 1375, 2038, 2500, 2750, 4076, 5095, 5500, 6875, 10190, 11209, 13750, 20380, 22418, 25475, 27500, 44836, 50950, 56045, 101900, 112090, 127375, 224180, 254750, 280225, 509500, 560450, 636875, 1120900, 1273750, 1401125, 2547500, 2802250, 5604500, 7005625, 14011250, 28022500]

約数ペア:

[(1, 28022500), (2, 14011250), (4, 7005625), (5, 5604500), (10, 2802250), (11, 2547500), (20, 1401125), (22, 1273750), (25, 1120900), (44, 636875), (50, 560450), (55, 509500), (100, 280225), (110, 254750), (125, 224180), (220, 127375), (250, 112090), (275, 101900), (500, 56045), (550, 50950), (625, 44836), (1019, 27500), (1100, 25475), (1250, 22418), (1375, 20380), (2038, 13750), (2500, 11209), (2750, 10190), (4076, 6875), (5095, 5500)]