90200000

素因数分解:

$2^6\times 5^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 168

約数和(自身を含む): 250015248

約数和(自身を除く): 159815248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 41, 44, 50, 55, 64, 80, 82, 88, 100, 110, 125, 160, 164, 176, 200, 205, 220, 250, 275, 320, 328, 352, 400, 410, 440, 451, 500, 550, 625, 656, 704, 800, 820, 880, 902, 1000, 1025, 1100, 1250, 1312, 1375, 1600, 1640, 1760, 1804, 2000, 2050, 2200, 2255, 2500, 2624, 2750, 3125, 3280, 3520, 3608, 4000, 4100, 4400, 4510, 5000, 5125, 5500, 6250, 6560, 6875, 7216, 8000, 8200, 8800, 9020, 10000, 10250, 11000, 11275, 12500, 13120, 13750, 14432, 16400, 17600, 18040, 20000, 20500, 22000, 22550, 25000, 25625, 27500, 28864, 32800, 34375, 36080, 40000, 41000, 44000, 45100, 50000, 51250, 55000, 56375, 65600, 68750, 72160, 82000, 88000, 90200, 100000, 102500, 110000, 112750, 128125, 137500, 144320, 164000, 180400, 200000, 205000, 220000, 225500, 256250, 275000, 281875, 328000, 360800, 410000, 440000, 451000, 512500, 550000, 563750, 721600, 820000, 902000, 1025000, 1100000, 1127500, 1409375, 1640000, 1804000, 2050000, 2200000, 2255000, 2818750, 3608000, 4100000, 4510000, 5637500, 8200000, 9020000, 11275000, 18040000, 22550000, 45100000, 90200000]

約数ペア:

[(1, 90200000), (2, 45100000), (4, 22550000), (5, 18040000), (8, 11275000), (10, 9020000), (11, 8200000), (16, 5637500), (20, 4510000), (22, 4100000), (25, 3608000), (32, 2818750), (40, 2255000), (41, 2200000), (44, 2050000), (50, 1804000), (55, 1640000), (64, 1409375), (80, 1127500), (82, 1100000), (88, 1025000), (100, 902000), (110, 820000), (125, 721600), (160, 563750), (164, 550000), (176, 512500), (200, 451000), (205, 440000), (220, 410000), (250, 360800), (275, 328000), (320, 281875), (328, 275000), (352, 256250), (400, 225500), (410, 220000), (440, 205000), (451, 200000), (500, 180400), (550, 164000), (625, 144320), (656, 137500), (704, 128125), (800, 112750), (820, 110000), (880, 102500), (902, 100000), (1000, 90200), (1025, 88000), (1100, 82000), (1250, 72160), (1312, 68750), (1375, 65600), (1600, 56375), (1640, 55000), (1760, 51250), (1804, 50000), (2000, 45100), (2050, 44000), (2200, 41000), (2255, 40000), (2500, 36080), (2624, 34375), (2750, 32800), (3125, 28864), (3280, 27500), (3520, 25625), (3608, 25000), (4000, 22550), (4100, 22000), (4400, 20500), (4510, 20000), (5000, 18040), (5125, 17600), (5500, 16400), (6250, 14432), (6560, 13750), (6875, 13120), (7216, 12500), (8000, 11275), (8200, 11000), (8800, 10250), (9020, 10000)]