72813280

素因数分解:

$2^5\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1051}}^1$

素因数の和:1499

約数の個数: 48

約数和(自身を含む): 172582704

約数和(自身を除く): 99769424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 433, 866, 1051, 1732, 2102, 2165, 3464, 4204, 4330, 5255, 6928, 8408, 8660, 10510, 13856, 16816, 17320, 21020, 33632, 34640, 42040, 69280, 84080, 168160, 455083, 910166, 1820332, 2275415, 3640664, 4550830, 7281328, 9101660, 14562656, 18203320, 36406640, 72813280]

約数ペア:

[(1, 72813280), (2, 36406640), (4, 18203320), (5, 14562656), (8, 9101660), (10, 7281328), (16, 4550830), (20, 3640664), (32, 2275415), (40, 1820332), (80, 910166), (160, 455083), (433, 168160), (866, 84080), (1051, 69280), (1732, 42040), (2102, 34640), (2165, 33632), (3464, 21020), (4204, 17320), (4330, 16816), (5255, 13856), (6928, 10510), (8408, 8660)]