139302100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{28429}}^1$

素因数の和:28457

約数の個数: 54

約数和(自身を含む): 351650670

約数和(自身を除く): 212348570

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 28429, 56858, 113716, 142145, 199003, 284290, 398006, 568580, 710725, 796012, 995015, 1393021, 1421450, 1990030, 2786042, 2842900, 3980060, 4975075, 5572084, 6965105, 9950150, 13930210, 19900300, 27860420, 34825525, 69651050, 139302100]

約数ペア:

[(1, 139302100), (2, 69651050), (4, 34825525), (5, 27860420), (7, 19900300), (10, 13930210), (14, 9950150), (20, 6965105), (25, 5572084), (28, 4975075), (35, 3980060), (49, 2842900), (50, 2786042), (70, 1990030), (98, 1421450), (100, 1393021), (140, 995015), (175, 796012), (196, 710725), (245, 568580), (350, 398006), (490, 284290), (700, 199003), (980, 142145), (1225, 113716), (2450, 56858), (4900, 28429)]