64551130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1403

約数の個数: 48

約数和(自身を含む): 136581120

約数和(自身を除く): 72029990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 490, 515, 721, 1030, 1279, 1442, 2558, 3605, 5047, 6395, 7210, 8953, 10094, 12790, 17906, 25235, 44765, 50470, 62671, 89530, 125342, 131737, 263474, 313355, 626710, 658685, 922159, 1317370, 1844318, 4610795, 6455113, 9221590, 12910226, 32275565, 64551130]

約数ペア:

[(1, 64551130), (2, 32275565), (5, 12910226), (7, 9221590), (10, 6455113), (14, 4610795), (35, 1844318), (49, 1317370), (70, 922159), (98, 658685), (103, 626710), (206, 313355), (245, 263474), (490, 131737), (515, 125342), (721, 89530), (1030, 62671), (1279, 50470), (1442, 44765), (2558, 25235), (3605, 17906), (5047, 12790), (6395, 10094), (7210, 8953)]