20216803495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{14831}}^1$

素因数の和:14968

約数の個数: 64

約数和(自身を含む): 30755635200

約数和(自身を除く): 10538831705

約数列:

[1, 5, 7, 17, 29, 35, 79, 85, 119, 145, 203, 395, 493, 553, 595, 1015, 1343, 2291, 2465, 2765, 3451, 6715, 9401, 11455, 14831, 16037, 17255, 38947, 47005, 74155, 80185, 103817, 194735, 252127, 272629, 430099, 519085, 1171649, 1260635, 1363145, 1764889, 2150495, 3010693, 5858245, 7311683, 8201543, 8824445, 15053465, 19918033, 33977821, 36558415, 41007715, 51181781, 99590165, 139426231, 169889105, 237844747, 255908905, 577622957, 697131155, 1189223735, 2888114785, 4043360699, 20216803495]

約数ペア:

[(1, 20216803495), (5, 4043360699), (7, 2888114785), (17, 1189223735), (29, 697131155), (35, 577622957), (79, 255908905), (85, 237844747), (119, 169889105), (145, 139426231), (203, 99590165), (395, 51181781), (493, 41007715), (553, 36558415), (595, 33977821), (1015, 19918033), (1343, 15053465), (2291, 8824445), (2465, 8201543), (2765, 7311683), (3451, 5858245), (6715, 3010693), (9401, 2150495), (11455, 1764889), (14831, 1363145), (16037, 1260635), (17255, 1171649), (38947, 519085), (47005, 430099), (74155, 272629), (80185, 252127), (103817, 194735)]