51494730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{647}}^1$

素因数の和:1043

約数の個数: 64

約数和(自身を含む): 141834240

約数和(自身を除く): 90339510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 379, 647, 758, 1137, 1294, 1895, 1941, 2274, 2653, 3235, 3790, 3882, 4529, 5306, 5685, 6470, 7959, 9058, 9705, 11370, 13265, 13587, 15918, 19410, 22645, 26530, 27174, 39795, 45290, 67935, 79590, 135870, 245213, 490426, 735639, 1226065, 1471278, 1716491, 2452130, 3432982, 3678195, 5149473, 7356390, 8582455, 10298946, 17164910, 25747365, 51494730]

約数ペア:

[(1, 51494730), (2, 25747365), (3, 17164910), (5, 10298946), (6, 8582455), (7, 7356390), (10, 5149473), (14, 3678195), (15, 3432982), (21, 2452130), (30, 1716491), (35, 1471278), (42, 1226065), (70, 735639), (105, 490426), (210, 245213), (379, 135870), (647, 79590), (758, 67935), (1137, 45290), (1294, 39795), (1895, 27174), (1941, 26530), (2274, 22645), (2653, 19410), (3235, 15918), (3790, 13587), (3882, 13265), (4529, 11370), (5306, 9705), (5685, 9058), (6470, 7959)]