71898700

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3613}}^1$

素因数の和:3826

約数の個数: 36

約数和(自身を含む): 156847600

約数和(自身を除く): 84948900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3613, 3980, 4975, 7226, 9950, 14452, 18065, 19900, 36130, 72260, 90325, 180650, 361300, 718987, 1437974, 2875948, 3594935, 7189870, 14379740, 17974675, 35949350, 71898700]

約数ペア:

[(1, 71898700), (2, 35949350), (4, 17974675), (5, 14379740), (10, 7189870), (20, 3594935), (25, 2875948), (50, 1437974), (100, 718987), (199, 361300), (398, 180650), (796, 90325), (995, 72260), (1990, 36130), (3613, 19900), (3980, 18065), (4975, 14452), (7226, 9950)]