157996850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2789}}^1$

素因数の和:2915

約数の個数: 48

約数和(自身を含む): 323818560

約数和(自身を除く): 165821710

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 206, 275, 515, 550, 1030, 1133, 2266, 2575, 2789, 5150, 5578, 5665, 11330, 13945, 27890, 28325, 30679, 56650, 61358, 69725, 139450, 153395, 287267, 306790, 574534, 766975, 1436335, 1533950, 2872670, 3159937, 6319874, 7181675, 14363350, 15799685, 31599370, 78998425, 157996850]

約数ペア:

[(1, 157996850), (2, 78998425), (5, 31599370), (10, 15799685), (11, 14363350), (22, 7181675), (25, 6319874), (50, 3159937), (55, 2872670), (103, 1533950), (110, 1436335), (206, 766975), (275, 574534), (515, 306790), (550, 287267), (1030, 153395), (1133, 139450), (2266, 69725), (2575, 61358), (2789, 56650), (5150, 30679), (5578, 28325), (5665, 27890), (11330, 13945)]