66406864

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 132312960

約数和(自身を除く): 65906096

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 233, 376, 379, 466, 752, 758, 932, 1516, 1864, 3032, 3728, 6064, 10951, 17813, 21902, 35626, 43804, 71252, 87608, 88307, 142504, 175216, 176614, 285008, 353228, 706456, 1412912, 4150429, 8300858, 16601716, 33203432, 66406864]

約数ペア:

[(1, 66406864), (2, 33203432), (4, 16601716), (8, 8300858), (16, 4150429), (47, 1412912), (94, 706456), (188, 353228), (233, 285008), (376, 176614), (379, 175216), (466, 142504), (752, 88307), (758, 87608), (932, 71252), (1516, 43804), (1864, 35626), (3032, 21902), (3728, 17813), (6064, 10951)]