72489730

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 133200000

約数和(自身を除く): 60710270

約数列:

[1, 2, 5, 10, 73, 146, 199, 365, 398, 499, 730, 995, 998, 1990, 2495, 4990, 14527, 29054, 36427, 72635, 72854, 99301, 145270, 182135, 198602, 364270, 496505, 993010, 7248973, 14497946, 36244865, 72489730]

約数ペア:

[(1, 72489730), (2, 36244865), (5, 14497946), (10, 7248973), (73, 993010), (146, 496505), (199, 364270), (365, 198602), (398, 182135), (499, 145270), (730, 99301), (995, 72854), (998, 72635), (1990, 36427), (2495, 29054), (4990, 14527)]