39380000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:220

約数の個数: 120

約数和(自身を含む): 106278480

約数和(自身を除く): 66898480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 179, 200, 220, 250, 275, 352, 358, 400, 440, 500, 550, 625, 716, 800, 880, 895, 1000, 1100, 1250, 1375, 1432, 1760, 1790, 1969, 2000, 2200, 2500, 2750, 2864, 3580, 3938, 4000, 4400, 4475, 5000, 5500, 5728, 6875, 7160, 7876, 8800, 8950, 9845, 10000, 11000, 13750, 14320, 15752, 17900, 19690, 20000, 22000, 22375, 27500, 28640, 31504, 35800, 39380, 44000, 44750, 49225, 55000, 63008, 71600, 78760, 89500, 98450, 110000, 111875, 143200, 157520, 179000, 196900, 220000, 223750, 246125, 315040, 358000, 393800, 447500, 492250, 716000, 787600, 895000, 984500, 1230625, 1575200, 1790000, 1969000, 2461250, 3580000, 3938000, 4922500, 7876000, 9845000, 19690000, 39380000]

約数ペア:

[(1, 39380000), (2, 19690000), (4, 9845000), (5, 7876000), (8, 4922500), (10, 3938000), (11, 3580000), (16, 2461250), (20, 1969000), (22, 1790000), (25, 1575200), (32, 1230625), (40, 984500), (44, 895000), (50, 787600), (55, 716000), (80, 492250), (88, 447500), (100, 393800), (110, 358000), (125, 315040), (160, 246125), (176, 223750), (179, 220000), (200, 196900), (220, 179000), (250, 157520), (275, 143200), (352, 111875), (358, 110000), (400, 98450), (440, 89500), (500, 78760), (550, 71600), (625, 63008), (716, 55000), (800, 49225), (880, 44750), (895, 44000), (1000, 39380), (1100, 35800), (1250, 31504), (1375, 28640), (1432, 27500), (1760, 22375), (1790, 22000), (1969, 20000), (2000, 19690), (2200, 17900), (2500, 15752), (2750, 14320), (2864, 13750), (3580, 11000), (3938, 10000), (4000, 9845), (4400, 8950), (4475, 8800), (5000, 7876), (5500, 7160), (5728, 6875)]