199202480

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{5113}}^1$

素因数の和:5613

約数の個数: 40

約数和(自身を含む): 464187552

約数和(自身を除く): 264985072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 3896, 4870, 5113, 7792, 9740, 10226, 19480, 20452, 25565, 38960, 40904, 51130, 81808, 102260, 204520, 409040, 2490031, 4980062, 9960124, 12450155, 19920248, 24900310, 39840496, 49800620, 99601240, 199202480]

約数ペア:

[(1, 199202480), (2, 99601240), (4, 49800620), (5, 39840496), (8, 24900310), (10, 19920248), (16, 12450155), (20, 9960124), (40, 4980062), (80, 2490031), (487, 409040), (974, 204520), (1948, 102260), (2435, 81808), (3896, 51130), (4870, 40904), (5113, 38960), (7792, 25565), (9740, 20452), (10226, 19480)]