1020803030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{8171}}^1$

素因数の和:8253

約数の個数: 48

約数和(自身を含む): 2044928592

約数和(自身を除く): 1024125562

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 961, 1922, 2015, 4030, 4805, 8171, 9610, 12493, 16342, 24986, 40855, 62465, 81710, 106223, 124930, 212446, 253301, 506602, 531115, 1062230, 1266505, 2533010, 3292913, 6585826, 7852331, 15704662, 16464565, 32929130, 39261655, 78523310, 102080303, 204160606, 510401515, 1020803030]

約数ペア:

[(1, 1020803030), (2, 510401515), (5, 204160606), (10, 102080303), (13, 78523310), (26, 39261655), (31, 32929130), (62, 16464565), (65, 15704662), (130, 7852331), (155, 6585826), (310, 3292913), (403, 2533010), (806, 1266505), (961, 1062230), (1922, 531115), (2015, 506602), (4030, 253301), (4805, 212446), (8171, 124930), (9610, 106223), (12493, 81710), (16342, 62465), (24986, 40855)]