81893800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 209361600

約数和(自身を除く): 127467800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 152, 184, 190, 200, 230, 380, 437, 460, 475, 575, 760, 874, 920, 937, 950, 1150, 1748, 1874, 1900, 2185, 2300, 3496, 3748, 3800, 4370, 4600, 4685, 7496, 8740, 9370, 10925, 17480, 17803, 18740, 21551, 21850, 23425, 35606, 37480, 43102, 43700, 46850, 71212, 86204, 87400, 89015, 93700, 107755, 142424, 172408, 178030, 187400, 215510, 356060, 409469, 431020, 445075, 538775, 712120, 818938, 862040, 890150, 1077550, 1637876, 1780300, 2047345, 2155100, 3275752, 3560600, 4094690, 4310200, 8189380, 10236725, 16378760, 20473450, 40946900, 81893800]

約数ペア:

[(1, 81893800), (2, 40946900), (4, 20473450), (5, 16378760), (8, 10236725), (10, 8189380), (19, 4310200), (20, 4094690), (23, 3560600), (25, 3275752), (38, 2155100), (40, 2047345), (46, 1780300), (50, 1637876), (76, 1077550), (92, 890150), (95, 862040), (100, 818938), (115, 712120), (152, 538775), (184, 445075), (190, 431020), (200, 409469), (230, 356060), (380, 215510), (437, 187400), (460, 178030), (475, 172408), (575, 142424), (760, 107755), (874, 93700), (920, 89015), (937, 87400), (950, 86204), (1150, 71212), (1748, 46850), (1874, 43700), (1900, 43102), (2185, 37480), (2300, 35606), (3496, 23425), (3748, 21850), (3800, 21551), (4370, 18740), (4600, 17803), (4685, 17480), (7496, 10925), (8740, 9370)]