71345000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 176193600

約数和(自身を除く): 104848600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 625, 751, 760, 950, 1000, 1250, 1502, 1900, 2375, 2500, 3004, 3755, 3800, 4750, 5000, 6008, 7510, 9500, 11875, 14269, 15020, 18775, 19000, 23750, 28538, 30040, 37550, 47500, 57076, 71345, 75100, 93875, 95000, 114152, 142690, 150200, 187750, 285380, 356725, 375500, 469375, 570760, 713450, 751000, 938750, 1426900, 1783625, 1877500, 2853800, 3567250, 3755000, 7134500, 8918125, 14269000, 17836250, 35672500, 71345000]

約数ペア:

[(1, 71345000), (2, 35672500), (4, 17836250), (5, 14269000), (8, 8918125), (10, 7134500), (19, 3755000), (20, 3567250), (25, 2853800), (38, 1877500), (40, 1783625), (50, 1426900), (76, 938750), (95, 751000), (100, 713450), (125, 570760), (152, 469375), (190, 375500), (200, 356725), (250, 285380), (380, 187750), (475, 150200), (500, 142690), (625, 114152), (751, 95000), (760, 93875), (950, 75100), (1000, 71345), (1250, 57076), (1502, 47500), (1900, 37550), (2375, 30040), (2500, 28538), (3004, 23750), (3755, 19000), (3800, 18775), (4750, 15020), (5000, 14269), (6008, 11875), (7510, 9500)]