31956100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 80810800

約数和(自身を除く): 48854700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 139, 190, 209, 220, 242, 275, 278, 380, 418, 475, 484, 550, 556, 605, 695, 836, 950, 1045, 1100, 1210, 1390, 1529, 1900, 2090, 2299, 2420, 2641, 2780, 3025, 3058, 3475, 4180, 4598, 5225, 5282, 6050, 6116, 6950, 7645, 9196, 10450, 10564, 11495, 12100, 13205, 13900, 15290, 16819, 20900, 22990, 26410, 29051, 30580, 33638, 38225, 45980, 52820, 57475, 58102, 66025, 67276, 76450, 84095, 114950, 116204, 132050, 145255, 152900, 168190, 229900, 264100, 290510, 319561, 336380, 420475, 581020, 639122, 726275, 840950, 1278244, 1452550, 1597805, 1681900, 2905100, 3195610, 6391220, 7989025, 15978050, 31956100]

約数ペア:

[(1, 31956100), (2, 15978050), (4, 7989025), (5, 6391220), (10, 3195610), (11, 2905100), (19, 1681900), (20, 1597805), (22, 1452550), (25, 1278244), (38, 840950), (44, 726275), (50, 639122), (55, 581020), (76, 420475), (95, 336380), (100, 319561), (110, 290510), (121, 264100), (139, 229900), (190, 168190), (209, 152900), (220, 145255), (242, 132050), (275, 116204), (278, 114950), (380, 84095), (418, 76450), (475, 67276), (484, 66025), (550, 58102), (556, 57475), (605, 52820), (695, 45980), (836, 38225), (950, 33638), (1045, 30580), (1100, 29051), (1210, 26410), (1390, 22990), (1529, 20900), (1900, 16819), (2090, 15290), (2299, 13900), (2420, 13205), (2641, 12100), (2780, 11495), (3025, 10564), (3058, 10450), (3475, 9196), (4180, 7645), (4598, 6950), (5225, 6116), (5282, 6050)]