66252080

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4787}}^1$

素因数の和:4973

約数の個数: 40

約数和(自身を含む): 154958832

約数和(自身を除く): 88706752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 4787, 6920, 9574, 13840, 19148, 23935, 38296, 47870, 76592, 95740, 191480, 382960, 828151, 1656302, 3312604, 4140755, 6625208, 8281510, 13250416, 16563020, 33126040, 66252080]

約数ペア:

[(1, 66252080), (2, 33126040), (4, 16563020), (5, 13250416), (8, 8281510), (10, 6625208), (16, 4140755), (20, 3312604), (40, 1656302), (80, 828151), (173, 382960), (346, 191480), (692, 95740), (865, 76592), (1384, 47870), (1730, 38296), (2768, 23935), (3460, 19148), (4787, 13840), (6920, 9574)]