66204080

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5077}}^1$

素因数の和:5253

約数の個数: 40

約数和(自身を含む): 154899312

約数和(自身を除く): 88695232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5077, 6520, 10154, 13040, 20308, 25385, 40616, 50770, 81232, 101540, 203080, 406160, 827551, 1655102, 3310204, 4137755, 6620408, 8275510, 13240816, 16551020, 33102040, 66204080]

約数ペア:

[(1, 66204080), (2, 33102040), (4, 16551020), (5, 13240816), (8, 8275510), (10, 6620408), (16, 4137755), (20, 3310204), (40, 1655102), (80, 827551), (163, 406160), (326, 203080), (652, 101540), (815, 81232), (1304, 50770), (1630, 40616), (2608, 25385), (3260, 20308), (5077, 13040), (6520, 10154)]