61389350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 128142840

約数和(自身を除く): 66753490

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 121, 139, 146, 242, 275, 278, 365, 550, 605, 695, 730, 803, 1210, 1390, 1529, 1606, 1825, 3025, 3058, 3475, 3650, 4015, 6050, 6950, 7645, 8030, 8833, 10147, 15290, 16819, 17666, 20075, 20294, 33638, 38225, 40150, 44165, 50735, 76450, 84095, 88330, 101470, 111617, 168190, 220825, 223234, 253675, 420475, 441650, 507350, 558085, 840950, 1116170, 1227787, 2455574, 2790425, 5580850, 6138935, 12277870, 30694675, 61389350]

約数ペア:

[(1, 61389350), (2, 30694675), (5, 12277870), (10, 6138935), (11, 5580850), (22, 2790425), (25, 2455574), (50, 1227787), (55, 1116170), (73, 840950), (110, 558085), (121, 507350), (139, 441650), (146, 420475), (242, 253675), (275, 223234), (278, 220825), (365, 168190), (550, 111617), (605, 101470), (695, 88330), (730, 84095), (803, 76450), (1210, 50735), (1390, 44165), (1529, 40150), (1606, 38225), (1825, 33638), (3025, 20294), (3058, 20075), (3475, 17666), (3650, 16819), (4015, 15290), (6050, 10147), (6950, 8833), (7645, 8030)]