85424780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{967}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 205556736

約数和(自身を除く): 120131956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 967, 1262, 1934, 2524, 3155, 3868, 4417, 4835, 6310, 6769, 8834, 9670, 12620, 13538, 17668, 19340, 22085, 27076, 33845, 44170, 67690, 88340, 135380, 610177, 1220354, 2440708, 3050885, 4271239, 6101770, 8542478, 12203540, 17084956, 21356195, 42712390, 85424780]

約数ペア:

[(1, 85424780), (2, 42712390), (4, 21356195), (5, 17084956), (7, 12203540), (10, 8542478), (14, 6101770), (20, 4271239), (28, 3050885), (35, 2440708), (70, 1220354), (140, 610177), (631, 135380), (967, 88340), (1262, 67690), (1934, 44170), (2524, 33845), (3155, 27076), (3868, 22085), (4417, 19340), (4835, 17668), (6310, 13538), (6769, 12620), (8834, 9670)]