9001686100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{67631}}^1$

素因数の和:67678

約数の個数: 72

約数和(自身を含む): 21485874816

約数和(自身を除く): 12484188716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1331, 2420, 2662, 3025, 5324, 6050, 6655, 12100, 13310, 26620, 33275, 66550, 67631, 133100, 135262, 270524, 338155, 676310, 743941, 1352620, 1487882, 1690775, 2975764, 3381550, 3719705, 6763100, 7439410, 8183351, 14878820, 16366702, 18598525, 32733404, 37197050, 40916755, 74394100, 81833510, 90016861, 163667020, 180033722, 204583775, 360067444, 409167550, 450084305, 818335100, 900168610, 1800337220, 2250421525, 4500843050, 9001686100]

約数ペア:

[(1, 9001686100), (2, 4500843050), (4, 2250421525), (5, 1800337220), (10, 900168610), (11, 818335100), (20, 450084305), (22, 409167550), (25, 360067444), (44, 204583775), (50, 180033722), (55, 163667020), (100, 90016861), (110, 81833510), (121, 74394100), (220, 40916755), (242, 37197050), (275, 32733404), (484, 18598525), (550, 16366702), (605, 14878820), (1100, 8183351), (1210, 7439410), (1331, 6763100), (2420, 3719705), (2662, 3381550), (3025, 2975764), (5324, 1690775), (6050, 1487882), (6655, 1352620), (12100, 743941), (13310, 676310), (26620, 338155), (33275, 270524), (66550, 135262), (67631, 133100)]