199986550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 383404032

約数和(自身を除く): 183417482

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 191, 215, 382, 430, 487, 955, 974, 1075, 1910, 2150, 2435, 4775, 4870, 8213, 9550, 12175, 16426, 20941, 24350, 41065, 41882, 82130, 93017, 104705, 186034, 205325, 209410, 410650, 465085, 523525, 930170, 1047050, 2325425, 3999731, 4650850, 7999462, 19998655, 39997310, 99993275, 199986550]

約数ペア:

[(1, 199986550), (2, 99993275), (5, 39997310), (10, 19998655), (25, 7999462), (43, 4650850), (50, 3999731), (86, 2325425), (191, 1047050), (215, 930170), (382, 523525), (430, 465085), (487, 410650), (955, 209410), (974, 205325), (1075, 186034), (1910, 104705), (2150, 93017), (2435, 82130), (4775, 41882), (4870, 41065), (8213, 24350), (9550, 20941), (12175, 16426)]