76489400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 201504960

約数和(自身を除く): 125015560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 73, 100, 104, 124, 130, 146, 155, 169, 200, 248, 260, 292, 310, 325, 338, 365, 403, 520, 584, 620, 650, 676, 730, 775, 806, 845, 949, 1240, 1300, 1352, 1460, 1550, 1612, 1690, 1825, 1898, 2015, 2263, 2600, 2920, 3100, 3224, 3380, 3650, 3796, 4030, 4225, 4526, 4745, 5239, 6200, 6760, 7300, 7592, 8060, 8450, 9052, 9490, 10075, 10478, 11315, 12337, 14600, 16120, 16900, 18104, 18980, 20150, 20956, 22630, 23725, 24674, 26195, 29419, 33800, 37960, 40300, 41912, 45260, 47450, 49348, 52390, 56575, 58838, 61685, 80600, 90520, 94900, 98696, 104780, 113150, 117676, 123370, 130975, 147095, 189800, 209560, 226300, 235352, 246740, 261950, 294190, 308425, 382447, 452600, 493480, 523900, 588380, 616850, 735475, 764894, 1047800, 1176760, 1233700, 1470950, 1529788, 1912235, 2467400, 2941900, 3059576, 3824470, 5883800, 7648940, 9561175, 15297880, 19122350, 38244700, 76489400]

約数ペア:

[(1, 76489400), (2, 38244700), (4, 19122350), (5, 15297880), (8, 9561175), (10, 7648940), (13, 5883800), (20, 3824470), (25, 3059576), (26, 2941900), (31, 2467400), (40, 1912235), (50, 1529788), (52, 1470950), (62, 1233700), (65, 1176760), (73, 1047800), (100, 764894), (104, 735475), (124, 616850), (130, 588380), (146, 523900), (155, 493480), (169, 452600), (200, 382447), (248, 308425), (260, 294190), (292, 261950), (310, 246740), (325, 235352), (338, 226300), (365, 209560), (403, 189800), (520, 147095), (584, 130975), (620, 123370), (650, 117676), (676, 113150), (730, 104780), (775, 98696), (806, 94900), (845, 90520), (949, 80600), (1240, 61685), (1300, 58838), (1352, 56575), (1460, 52390), (1550, 49348), (1612, 47450), (1690, 45260), (1825, 41912), (1898, 40300), (2015, 37960), (2263, 33800), (2600, 29419), (2920, 26195), (3100, 24674), (3224, 23725), (3380, 22630), (3650, 20956), (3796, 20150), (4030, 18980), (4225, 18104), (4526, 16900), (4745, 16120), (5239, 14600), (6200, 12337), (6760, 11315), (7300, 10478), (7592, 10075), (8060, 9490), (8450, 9052)]