8282000

素因数分解:

$2^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 80

約数和(自身を含む): 20717424

約数和(自身を除く): 12435424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 101, 125, 164, 200, 202, 205, 250, 328, 400, 404, 410, 500, 505, 656, 808, 820, 1000, 1010, 1025, 1616, 1640, 2000, 2020, 2050, 2525, 3280, 4040, 4100, 4141, 5050, 5125, 8080, 8200, 8282, 10100, 10250, 12625, 16400, 16564, 20200, 20500, 20705, 25250, 33128, 40400, 41000, 41410, 50500, 66256, 82000, 82820, 101000, 103525, 165640, 202000, 207050, 331280, 414100, 517625, 828200, 1035250, 1656400, 2070500, 4141000, 8282000]

約数ペア:

[(1, 8282000), (2, 4141000), (4, 2070500), (5, 1656400), (8, 1035250), (10, 828200), (16, 517625), (20, 414100), (25, 331280), (40, 207050), (41, 202000), (50, 165640), (80, 103525), (82, 101000), (100, 82820), (101, 82000), (125, 66256), (164, 50500), (200, 41410), (202, 41000), (205, 40400), (250, 33128), (328, 25250), (400, 20705), (404, 20500), (410, 20200), (500, 16564), (505, 16400), (656, 12625), (808, 10250), (820, 10100), (1000, 8282), (1010, 8200), (1025, 8080), (1616, 5125), (1640, 5050), (2000, 4141), (2020, 4100), (2050, 4040), (2525, 3280)]