72480080

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{5237}}^1$

素因数の和:5423

約数の個数: 40

約数和(自身を含む): 169522632

約数和(自身を除く): 97042552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5237, 6920, 10474, 13840, 20948, 26185, 41896, 52370, 83792, 104740, 209480, 418960, 906001, 1812002, 3624004, 4530005, 7248008, 9060010, 14496016, 18120020, 36240040, 72480080]

約数ペア:

[(1, 72480080), (2, 36240040), (4, 18120020), (5, 14496016), (8, 9060010), (10, 7248008), (16, 4530005), (20, 3624004), (40, 1812002), (80, 906001), (173, 418960), (346, 209480), (692, 104740), (865, 83792), (1384, 52370), (1730, 41896), (2768, 26185), (3460, 20948), (5237, 13840), (6920, 10474)]