80251020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:792

約数の個数: 96

約数和(自身を含む): 250971840

約数和(自身を除く): 170720820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 353, 421, 540, 706, 842, 1059, 1263, 1412, 1684, 1765, 2105, 2118, 2526, 3177, 3530, 3789, 4210, 4236, 5052, 5295, 6315, 6354, 7060, 7578, 8420, 9531, 10590, 11367, 12630, 12708, 15156, 15885, 18945, 19062, 21180, 22734, 25260, 31770, 37890, 38124, 45468, 47655, 56835, 63540, 75780, 95310, 113670, 148613, 190620, 227340, 297226, 445839, 594452, 743065, 891678, 1337517, 1486130, 1783356, 2229195, 2675034, 2972260, 4012551, 4458390, 5350068, 6687585, 8025102, 8916780, 13375170, 16050204, 20062755, 26750340, 40125510, 80251020]

約数ペア:

[(1, 80251020), (2, 40125510), (3, 26750340), (4, 20062755), (5, 16050204), (6, 13375170), (9, 8916780), (10, 8025102), (12, 6687585), (15, 5350068), (18, 4458390), (20, 4012551), (27, 2972260), (30, 2675034), (36, 2229195), (45, 1783356), (54, 1486130), (60, 1337517), (90, 891678), (108, 743065), (135, 594452), (180, 445839), (270, 297226), (353, 227340), (421, 190620), (540, 148613), (706, 113670), (842, 95310), (1059, 75780), (1263, 63540), (1412, 56835), (1684, 47655), (1765, 45468), (2105, 38124), (2118, 37890), (2526, 31770), (3177, 25260), (3530, 22734), (3789, 21180), (4210, 19062), (4236, 18945), (5052, 15885), (5295, 15156), (6315, 12708), (6354, 12630), (7060, 11367), (7578, 10590), (8420, 9531)]