69042760

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6563}}^1$

素因数の和:6837

約数の個数: 32

約数和(自身を含む): 155960640

約数和(自身を除く): 86917880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 6563, 10520, 13126, 26252, 32815, 52504, 65630, 131260, 262520, 1726069, 3452138, 6904276, 8630345, 13808552, 17260690, 34521380, 69042760]

約数ペア:

[(1, 69042760), (2, 34521380), (4, 17260690), (5, 13808552), (8, 8630345), (10, 6904276), (20, 3452138), (40, 1726069), (263, 262520), (526, 131260), (1052, 65630), (1315, 52504), (2104, 32815), (2630, 26252), (5260, 13126), (6563, 10520)]