86999000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^2\times {\mathrm{719}}^1$

素因数の和:762

約数の個数: 96

約数和(自身を含む): 224078400

約数和(自身を除く): 137079400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 125, 200, 220, 242, 250, 275, 440, 484, 500, 550, 605, 719, 968, 1000, 1100, 1210, 1375, 1438, 2200, 2420, 2750, 2876, 3025, 3595, 4840, 5500, 5752, 6050, 7190, 7909, 11000, 12100, 14380, 15125, 15818, 17975, 24200, 28760, 30250, 31636, 35950, 39545, 60500, 63272, 71900, 79090, 86999, 89875, 121000, 143800, 158180, 173998, 179750, 197725, 316360, 347996, 359500, 395450, 434995, 695992, 719000, 790900, 869990, 988625, 1581800, 1739980, 1977250, 2174975, 3479960, 3954500, 4349950, 7909000, 8699900, 10874875, 17399800, 21749750, 43499500, 86999000]

約数ペア:

[(1, 86999000), (2, 43499500), (4, 21749750), (5, 17399800), (8, 10874875), (10, 8699900), (11, 7909000), (20, 4349950), (22, 3954500), (25, 3479960), (40, 2174975), (44, 1977250), (50, 1739980), (55, 1581800), (88, 988625), (100, 869990), (110, 790900), (121, 719000), (125, 695992), (200, 434995), (220, 395450), (242, 359500), (250, 347996), (275, 316360), (440, 197725), (484, 179750), (500, 173998), (550, 158180), (605, 143800), (719, 121000), (968, 89875), (1000, 86999), (1100, 79090), (1210, 71900), (1375, 63272), (1438, 60500), (2200, 39545), (2420, 35950), (2750, 31636), (2876, 30250), (3025, 28760), (3595, 24200), (4840, 17975), (5500, 15818), (5752, 15125), (6050, 14380), (7190, 12100), (7909, 11000)]