51869380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 115925040

約数和(自身を除く): 64055660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 409, 746, 818, 1492, 1636, 1865, 2045, 3730, 4090, 6341, 6953, 7460, 8180, 12682, 13906, 25364, 27812, 31705, 34765, 63410, 69530, 126820, 139060, 152557, 305114, 610228, 762785, 1525570, 2593469, 3051140, 5186938, 10373876, 12967345, 25934690, 51869380]

約数ペア:

[(1, 51869380), (2, 25934690), (4, 12967345), (5, 10373876), (10, 5186938), (17, 3051140), (20, 2593469), (34, 1525570), (68, 762785), (85, 610228), (170, 305114), (340, 152557), (373, 139060), (409, 126820), (746, 69530), (818, 63410), (1492, 34765), (1636, 31705), (1865, 27812), (2045, 25364), (3730, 13906), (4090, 12682), (6341, 8180), (6953, 7460)]