83581990

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 153115200

約数和(自身を除く): 69533210

約数列:

[1, 2, 5, 10, 97, 194, 199, 398, 433, 485, 866, 970, 995, 1990, 2165, 4330, 19303, 38606, 42001, 84002, 86167, 96515, 172334, 193030, 210005, 420010, 430835, 861670, 8358199, 16716398, 41790995, 83581990]

約数ペア:

[(1, 83581990), (2, 41790995), (5, 16716398), (10, 8358199), (97, 861670), (194, 430835), (199, 420010), (398, 210005), (433, 193030), (485, 172334), (866, 96515), (970, 86167), (995, 84002), (1990, 42001), (2165, 38606), (4330, 19303)]