71339180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 168920640

約数和(自身を除く): 97581460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 410, 451, 484, 605, 719, 820, 902, 1210, 1438, 1804, 2255, 2420, 2876, 3595, 4510, 4961, 7190, 7909, 9020, 9922, 14380, 15818, 19844, 24805, 29479, 31636, 39545, 49610, 58958, 79090, 86999, 99220, 117916, 147395, 158180, 173998, 294790, 324269, 347996, 434995, 589580, 648538, 869990, 1297076, 1621345, 1739980, 3242690, 3566959, 6485380, 7133918, 14267836, 17834795, 35669590, 71339180]

約数ペア:

[(1, 71339180), (2, 35669590), (4, 17834795), (5, 14267836), (10, 7133918), (11, 6485380), (20, 3566959), (22, 3242690), (41, 1739980), (44, 1621345), (55, 1297076), (82, 869990), (110, 648538), (121, 589580), (164, 434995), (205, 347996), (220, 324269), (242, 294790), (410, 173998), (451, 158180), (484, 147395), (605, 117916), (719, 99220), (820, 86999), (902, 79090), (1210, 58958), (1438, 49610), (1804, 39545), (2255, 31636), (2420, 29479), (2876, 24805), (3595, 19844), (4510, 15818), (4961, 14380), (7190, 9922), (7909, 9020)]