51427510520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67667777}}^1$

素因数の和:67667807

約数の個数: 32

約数和(自身を含む): 121802000400

約数和(自身を除く): 70374489880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 67667777, 135335554, 270671108, 338338885, 541342216, 676677770, 1285687763, 1353355540, 2571375526, 2706711080, 5142751052, 6428438815, 10285502104, 12856877630, 25713755260, 51427510520]

約数ペア:

[(1, 51427510520), (2, 25713755260), (4, 12856877630), (5, 10285502104), (8, 6428438815), (10, 5142751052), (19, 2706711080), (20, 2571375526), (38, 1353355540), (40, 1285687763), (76, 676677770), (95, 541342216), (152, 338338885), (190, 270671108), (380, 135335554), (760, 67667777)]