31865870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 58752000

約数和(自身を除く): 26886130

約数列:

[1, 2, 5, 10, 67, 134, 199, 239, 335, 398, 478, 670, 995, 1195, 1990, 2390, 13333, 16013, 26666, 32026, 47561, 66665, 80065, 95122, 133330, 160130, 237805, 475610, 3186587, 6373174, 15932935, 31865870]

約数ペア:

[(1, 31865870), (2, 15932935), (5, 6373174), (10, 3186587), (67, 475610), (134, 237805), (199, 160130), (239, 133330), (335, 95122), (398, 80065), (478, 66665), (670, 47561), (995, 32026), (1195, 26666), (1990, 16013), (2390, 13333)]