80456694460

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{161683}}^1$

素因数の和:162010

約数の個数: 48

約数和(自身を含む): 171126345600

約数和(自身を除く): 90669651140

約数列:

[1, 2, 4, 5, 10, 20, 139, 179, 278, 358, 556, 695, 716, 895, 1390, 1790, 2780, 3580, 24881, 49762, 99524, 124405, 161683, 248810, 323366, 497620, 646732, 808415, 1616830, 3233660, 22473937, 28941257, 44947874, 57882514, 89895748, 112369685, 115765028, 144706285, 224739370, 289412570, 449478740, 578825140, 4022834723, 8045669446, 16091338892, 20114173615, 40228347230, 80456694460]

約数ペア:

[(1, 80456694460), (2, 40228347230), (4, 20114173615), (5, 16091338892), (10, 8045669446), (20, 4022834723), (139, 578825140), (179, 449478740), (278, 289412570), (358, 224739370), (556, 144706285), (695, 115765028), (716, 112369685), (895, 89895748), (1390, 57882514), (1790, 44947874), (2780, 28941257), (3580, 22473937), (24881, 3233660), (49762, 1616830), (99524, 808415), (124405, 646732), (161683, 497620), (248810, 323366)]