91785260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1039}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 220846080

約数和(自身を除く): 129060820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1039, 1262, 2078, 2524, 3155, 4156, 4417, 5195, 6310, 7273, 8834, 10390, 12620, 14546, 17668, 20780, 22085, 29092, 36365, 44170, 72730, 88340, 145460, 655609, 1311218, 2622436, 3278045, 4589263, 6556090, 9178526, 13112180, 18357052, 22946315, 45892630, 91785260]

約数ペア:

[(1, 91785260), (2, 45892630), (4, 22946315), (5, 18357052), (7, 13112180), (10, 9178526), (14, 6556090), (20, 4589263), (28, 3278045), (35, 2622436), (70, 1311218), (140, 655609), (631, 145460), (1039, 88340), (1262, 72730), (2078, 44170), (2524, 36365), (3155, 29092), (4156, 22085), (4417, 20780), (5195, 17668), (6310, 14546), (7273, 12620), (8834, 10390)]