44990000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:448

約数の個数: 100

約数和(自身を含む): 119118120

約数和(自身を除く): 74128120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 409, 440, 500, 550, 625, 818, 880, 1000, 1100, 1250, 1375, 1636, 2000, 2045, 2200, 2500, 2750, 3272, 4090, 4400, 4499, 5000, 5500, 6544, 6875, 8180, 8998, 10000, 10225, 11000, 13750, 16360, 17996, 20450, 22000, 22495, 27500, 32720, 35992, 40900, 44990, 51125, 55000, 71984, 81800, 89980, 102250, 110000, 112475, 163600, 179960, 204500, 224950, 255625, 359920, 409000, 449900, 511250, 562375, 818000, 899800, 1022500, 1124750, 1799600, 2045000, 2249500, 2811875, 4090000, 4499000, 5623750, 8998000, 11247500, 22495000, 44990000]

約数ペア:

[(1, 44990000), (2, 22495000), (4, 11247500), (5, 8998000), (8, 5623750), (10, 4499000), (11, 4090000), (16, 2811875), (20, 2249500), (22, 2045000), (25, 1799600), (40, 1124750), (44, 1022500), (50, 899800), (55, 818000), (80, 562375), (88, 511250), (100, 449900), (110, 409000), (125, 359920), (176, 255625), (200, 224950), (220, 204500), (250, 179960), (275, 163600), (400, 112475), (409, 110000), (440, 102250), (500, 89980), (550, 81800), (625, 71984), (818, 55000), (880, 51125), (1000, 44990), (1100, 40900), (1250, 35992), (1375, 32720), (1636, 27500), (2000, 22495), (2045, 22000), (2200, 20450), (2500, 17996), (2750, 16360), (3272, 13750), (4090, 11000), (4400, 10225), (4499, 10000), (5000, 8998), (5500, 8180), (6544, 6875)]