8082121000

素因数分解:

$2^3\times 5^3\times {\mathrm{101}}^1\times {\mathrm{80021}}^1$

素因数の和:80143

約数の個数: 64

約数和(自身を含む): 19099650960

約数和(自身を除く): 11017529960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 125, 200, 202, 250, 404, 500, 505, 808, 1000, 1010, 2020, 2525, 4040, 5050, 10100, 12625, 20200, 25250, 50500, 80021, 101000, 160042, 320084, 400105, 640168, 800210, 1600420, 2000525, 3200840, 4001050, 8002100, 8082121, 10002625, 16004200, 16164242, 20005250, 32328484, 40010500, 40410605, 64656968, 80021000, 80821210, 161642420, 202053025, 323284840, 404106050, 808212100, 1010265125, 1616424200, 2020530250, 4041060500, 8082121000]

約数ペア:

[(1, 8082121000), (2, 4041060500), (4, 2020530250), (5, 1616424200), (8, 1010265125), (10, 808212100), (20, 404106050), (25, 323284840), (40, 202053025), (50, 161642420), (100, 80821210), (101, 80021000), (125, 64656968), (200, 40410605), (202, 40010500), (250, 32328484), (404, 20005250), (500, 16164242), (505, 16004200), (808, 10002625), (1000, 8082121), (1010, 8002100), (2020, 4001050), (2525, 3200840), (4040, 2000525), (5050, 1600420), (10100, 800210), (12625, 640168), (20200, 400105), (25250, 320084), (50500, 160042), (80021, 101000)]