66005780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 143410176

約数和(自身を除く): 77404396

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 191, 370, 382, 467, 740, 764, 934, 955, 1868, 1910, 2335, 3820, 4670, 7067, 9340, 14134, 17279, 28268, 34558, 35335, 69116, 70670, 86395, 89197, 141340, 172790, 178394, 345580, 356788, 445985, 891970, 1783940, 3300289, 6600578, 13201156, 16501445, 33002890, 66005780]

約数ペア:

[(1, 66005780), (2, 33002890), (4, 16501445), (5, 13201156), (10, 6600578), (20, 3300289), (37, 1783940), (74, 891970), (148, 445985), (185, 356788), (191, 345580), (370, 178394), (382, 172790), (467, 141340), (740, 89197), (764, 86395), (934, 70670), (955, 69116), (1868, 35335), (1910, 34558), (2335, 28268), (3820, 17279), (4670, 14134), (7067, 9340)]