66390580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 145267920

約数和(自身を除く): 78877340

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 185, 292, 365, 370, 730, 740, 1229, 1460, 2458, 2701, 4916, 5402, 6145, 10804, 12290, 13505, 24580, 27010, 45473, 54020, 89717, 90946, 179434, 181892, 227365, 358868, 448585, 454730, 897170, 909460, 1794340, 3319529, 6639058, 13278116, 16597645, 33195290, 66390580]

約数ペア:

[(1, 66390580), (2, 33195290), (4, 16597645), (5, 13278116), (10, 6639058), (20, 3319529), (37, 1794340), (73, 909460), (74, 897170), (146, 454730), (148, 448585), (185, 358868), (292, 227365), (365, 181892), (370, 179434), (730, 90946), (740, 89717), (1229, 54020), (1460, 45473), (2458, 27010), (2701, 24580), (4916, 13505), (5402, 12290), (6145, 10804)]