64312660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{373}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 139675536

約数和(自身を除く): 75362876

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 233, 370, 373, 466, 740, 746, 932, 1165, 1492, 1865, 2330, 3730, 4660, 7460, 8621, 13801, 17242, 27602, 34484, 43105, 55204, 69005, 86210, 86909, 138010, 172420, 173818, 276020, 347636, 434545, 869090, 1738180, 3215633, 6431266, 12862532, 16078165, 32156330, 64312660]

約数ペア:

[(1, 64312660), (2, 32156330), (4, 16078165), (5, 12862532), (10, 6431266), (20, 3215633), (37, 1738180), (74, 869090), (148, 434545), (185, 347636), (233, 276020), (370, 173818), (373, 172420), (466, 138010), (740, 86909), (746, 86210), (932, 69005), (1165, 55204), (1492, 43105), (1865, 34484), (2330, 27602), (3730, 17242), (4660, 13801), (7460, 8621)]