49076380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 105840000

約数和(自身を除く): 56763620

約数列:

[1, 2, 4, 5, 10, 20, 79, 89, 158, 178, 316, 349, 356, 395, 445, 698, 790, 890, 1396, 1580, 1745, 1780, 3490, 6980, 7031, 14062, 27571, 28124, 31061, 35155, 55142, 62122, 70310, 110284, 124244, 137855, 140620, 155305, 275710, 310610, 551420, 621220, 2453819, 4907638, 9815276, 12269095, 24538190, 49076380]

約数ペア:

[(1, 49076380), (2, 24538190), (4, 12269095), (5, 9815276), (10, 4907638), (20, 2453819), (79, 621220), (89, 551420), (158, 310610), (178, 275710), (316, 155305), (349, 140620), (356, 137855), (395, 124244), (445, 110284), (698, 70310), (790, 62122), (890, 55142), (1396, 35155), (1580, 31061), (1745, 28124), (1780, 27571), (3490, 14062), (6980, 7031)]