169967660

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 362244960

約数和(自身を除く): 192277300

約数列:

[1, 2, 4, 5, 10, 20, 179, 197, 241, 358, 394, 482, 716, 788, 895, 964, 985, 1205, 1790, 1970, 2410, 3580, 3940, 4820, 35263, 43139, 47477, 70526, 86278, 94954, 141052, 172556, 176315, 189908, 215695, 237385, 352630, 431390, 474770, 705260, 862780, 949540, 8498383, 16996766, 33993532, 42491915, 84983830, 169967660]

約数ペア:

[(1, 169967660), (2, 84983830), (4, 42491915), (5, 33993532), (10, 16996766), (20, 8498383), (179, 949540), (197, 862780), (241, 705260), (358, 474770), (394, 431390), (482, 352630), (716, 237385), (788, 215695), (895, 189908), (964, 176315), (985, 172556), (1205, 141052), (1790, 94954), (1970, 86278), (2410, 70526), (3580, 47477), (3940, 43139), (4820, 35263)]