66379000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1619}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 159213600

約数和(自身を除く): 92834600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 820, 1000, 1025, 1619, 1640, 2050, 3238, 4100, 5125, 6476, 8095, 8200, 10250, 12952, 16190, 20500, 32380, 40475, 41000, 64760, 66379, 80950, 132758, 161900, 202375, 265516, 323800, 331895, 404750, 531032, 663790, 809500, 1327580, 1619000, 1659475, 2655160, 3318950, 6637900, 8297375, 13275800, 16594750, 33189500, 66379000]

約数ペア:

[(1, 66379000), (2, 33189500), (4, 16594750), (5, 13275800), (8, 8297375), (10, 6637900), (20, 3318950), (25, 2655160), (40, 1659475), (41, 1619000), (50, 1327580), (82, 809500), (100, 663790), (125, 531032), (164, 404750), (200, 331895), (205, 323800), (250, 265516), (328, 202375), (410, 161900), (500, 132758), (820, 80950), (1000, 66379), (1025, 64760), (1619, 41000), (1640, 40475), (2050, 32380), (3238, 20500), (4100, 16190), (5125, 12952), (6476, 10250), (8095, 8200)]