66793780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 145396944

約数和(自身を除く): 78603164

約数列:

[1, 2, 4, 5, 10, 20, 53, 61, 106, 122, 212, 244, 265, 305, 530, 610, 1033, 1060, 1220, 2066, 3233, 4132, 5165, 6466, 10330, 12932, 16165, 20660, 32330, 54749, 63013, 64660, 109498, 126026, 218996, 252052, 273745, 315065, 547490, 630130, 1094980, 1260260, 3339689, 6679378, 13358756, 16698445, 33396890, 66793780]

約数ペア:

[(1, 66793780), (2, 33396890), (4, 16698445), (5, 13358756), (10, 6679378), (20, 3339689), (53, 1260260), (61, 1094980), (106, 630130), (122, 547490), (212, 315065), (244, 273745), (265, 252052), (305, 218996), (530, 126026), (610, 109498), (1033, 64660), (1060, 63013), (1220, 54749), (2066, 32330), (3233, 20660), (4132, 16165), (5165, 12932), (6466, 10330)]