51411740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1699}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 115668000

約数和(自身を除く): 64256260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1699, 1780, 3026, 3398, 6052, 6796, 7565, 8495, 15130, 16990, 28883, 30260, 33980, 57766, 115532, 144415, 151211, 288830, 302422, 577660, 604844, 756055, 1512110, 2570587, 3024220, 5141174, 10282348, 12852935, 25705870, 51411740]

約数ペア:

[(1, 51411740), (2, 25705870), (4, 12852935), (5, 10282348), (10, 5141174), (17, 3024220), (20, 2570587), (34, 1512110), (68, 756055), (85, 604844), (89, 577660), (170, 302422), (178, 288830), (340, 151211), (356, 144415), (445, 115532), (890, 57766), (1513, 33980), (1699, 30260), (1780, 28883), (3026, 16990), (3398, 15130), (6052, 8495), (6796, 7565)]