87956000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2035

約数の個数: 96

約数和(自身を含む): 235872000

約数和(自身を除く): 147916000

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, 200, 220, 250, 275, 352, 400, 440, 500, 550, 800, 880, 1000, 1100, 1375, 1760, 1999, 2000, 2200, 2750, 3998, 4000, 4400, 5500, 7996, 8800, 9995, 11000, 15992, 19990, 21989, 22000, 31984, 39980, 43978, 44000, 49975, 63968, 79960, 87956, 99950, 109945, 159920, 175912, 199900, 219890, 249875, 319840, 351824, 399800, 439780, 499750, 549725, 703648, 799600, 879560, 999500, 1099450, 1599200, 1759120, 1999000, 2198900, 2748625, 3518240, 3998000, 4397800, 5497250, 7996000, 8795600, 10994500, 17591200, 21989000, 43978000, 87956000]

約数ペア:

[(1, 87956000), (2, 43978000), (4, 21989000), (5, 17591200), (8, 10994500), (10, 8795600), (11, 7996000), (16, 5497250), (20, 4397800), (22, 3998000), (25, 3518240), (32, 2748625), (40, 2198900), (44, 1999000), (50, 1759120), (55, 1599200), (80, 1099450), (88, 999500), (100, 879560), (110, 799600), (125, 703648), (160, 549725), (176, 499750), (200, 439780), (220, 399800), (250, 351824), (275, 319840), (352, 249875), (400, 219890), (440, 199900), (500, 175912), (550, 159920), (800, 109945), (880, 99950), (1000, 87956), (1100, 79960), (1375, 63968), (1760, 49975), (1999, 44000), (2000, 43978), (2200, 39980), (2750, 31984), (3998, 22000), (4000, 21989), (4400, 19990), (5500, 15992), (7996, 11000), (8800, 9995)]