69435820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{461}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 155076768

約数和(自身を除く): 85640948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 443, 461, 886, 922, 1772, 1844, 2215, 2305, 4430, 4610, 7531, 7837, 8860, 9220, 15062, 15674, 30124, 31348, 37655, 39185, 75310, 78370, 150620, 156740, 204223, 408446, 816892, 1021115, 2042230, 3471791, 4084460, 6943582, 13887164, 17358955, 34717910, 69435820]

約数ペア:

[(1, 69435820), (2, 34717910), (4, 17358955), (5, 13887164), (10, 6943582), (17, 4084460), (20, 3471791), (34, 2042230), (68, 1021115), (85, 816892), (170, 408446), (340, 204223), (443, 156740), (461, 150620), (886, 78370), (922, 75310), (1772, 39185), (1844, 37655), (2215, 31348), (2305, 30124), (4430, 15674), (4610, 15062), (7531, 9220), (7837, 8860)]