8002900

素因数分解:

$2^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:624

約数の個数: 36

約数和(自身を含む): 17498880

約数和(自身を除く): 9495980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 191, 382, 419, 764, 838, 955, 1676, 1910, 2095, 3820, 4190, 4775, 8380, 9550, 10475, 19100, 20950, 41900, 80029, 160058, 320116, 400145, 800290, 1600580, 2000725, 4001450, 8002900]

約数ペア:

[(1, 8002900), (2, 4001450), (4, 2000725), (5, 1600580), (10, 800290), (20, 400145), (25, 320116), (50, 160058), (100, 80029), (191, 41900), (382, 20950), (419, 19100), (764, 10475), (838, 9550), (955, 8380), (1676, 4775), (1910, 4190), (2095, 3820)]