71678620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7451}}^1$

素因数の和:7510

約数の個数: 48

約数和(自身を含む): 166507488

約数和(自身を除く): 94828868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 7451, 9620, 14902, 29804, 37255, 74510, 96863, 149020, 193726, 275687, 387452, 484315, 551374, 968630, 1102748, 1378435, 1937260, 2756870, 3583931, 5513740, 7167862, 14335724, 17919655, 35839310, 71678620]

約数ペア:

[(1, 71678620), (2, 35839310), (4, 17919655), (5, 14335724), (10, 7167862), (13, 5513740), (20, 3583931), (26, 2756870), (37, 1937260), (52, 1378435), (65, 1102748), (74, 968630), (130, 551374), (148, 484315), (185, 387452), (260, 275687), (370, 193726), (481, 149020), (740, 96863), (962, 74510), (1924, 37255), (2405, 29804), (4810, 14902), (7451, 9620)]