3145000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 80

約数和(自身を含む): 8013060

約数和(自身を除く): 4868060

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 37, 40, 50, 68, 74, 85, 100, 125, 136, 148, 170, 185, 200, 250, 296, 340, 370, 425, 500, 625, 629, 680, 740, 850, 925, 1000, 1250, 1258, 1480, 1700, 1850, 2125, 2500, 2516, 3145, 3400, 3700, 4250, 4625, 5000, 5032, 6290, 7400, 8500, 9250, 10625, 12580, 15725, 17000, 18500, 21250, 23125, 25160, 31450, 37000, 42500, 46250, 62900, 78625, 85000, 92500, 125800, 157250, 185000, 314500, 393125, 629000, 786250, 1572500, 3145000]

約数ペア:

[(1, 3145000), (2, 1572500), (4, 786250), (5, 629000), (8, 393125), (10, 314500), (17, 185000), (20, 157250), (25, 125800), (34, 92500), (37, 85000), (40, 78625), (50, 62900), (68, 46250), (74, 42500), (85, 37000), (100, 31450), (125, 25160), (136, 23125), (148, 21250), (170, 18500), (185, 17000), (200, 15725), (250, 12580), (296, 10625), (340, 9250), (370, 8500), (425, 7400), (500, 6290), (625, 5032), (629, 5000), (680, 4625), (740, 4250), (850, 3700), (925, 3400), (1000, 3145), (1250, 2516), (1258, 2500), (1480, 2125), (1700, 1850)]