77201740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50131}}^1$

素因数の和:50158

約数の個数: 48

約数和(自身を含む): 202132224

約数和(自身を除く): 124930484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50131, 100262, 200524, 250655, 350917, 501310, 551441, 701834, 1002620, 1102882, 1403668, 1754585, 2205764, 2757205, 3509170, 3860087, 5514410, 7018340, 7720174, 11028820, 15440348, 19300435, 38600870, 77201740]

約数ペア:

[(1, 77201740), (2, 38600870), (4, 19300435), (5, 15440348), (7, 11028820), (10, 7720174), (11, 7018340), (14, 5514410), (20, 3860087), (22, 3509170), (28, 2757205), (35, 2205764), (44, 1754585), (55, 1403668), (70, 1102882), (77, 1002620), (110, 701834), (140, 551441), (154, 501310), (220, 350917), (308, 250655), (385, 200524), (770, 100262), (1540, 50131)]