66782540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{757}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 153576864

約数和(自身を除く): 86794324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 757, 802, 1514, 1604, 2005, 3028, 3785, 4010, 4411, 7570, 8020, 8327, 8822, 15140, 16654, 17644, 22055, 33308, 41635, 44110, 83270, 88220, 166540, 303557, 607114, 1214228, 1517785, 3035570, 3339127, 6071140, 6678254, 13356508, 16695635, 33391270, 66782540]

約数ペア:

[(1, 66782540), (2, 33391270), (4, 16695635), (5, 13356508), (10, 6678254), (11, 6071140), (20, 3339127), (22, 3035570), (44, 1517785), (55, 1214228), (110, 607114), (220, 303557), (401, 166540), (757, 88220), (802, 83270), (1514, 44110), (1604, 41635), (2005, 33308), (3028, 22055), (3785, 17644), (4010, 16654), (4411, 15140), (7570, 8822), (8020, 8327)]