78967525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 122047744

約数和(自身を除く): 43080219

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 103, 175, 325, 337, 455, 515, 721, 1339, 1685, 2275, 2359, 2575, 3605, 4381, 6695, 8425, 9373, 11795, 18025, 21905, 30667, 33475, 34711, 46865, 58975, 109525, 153335, 173555, 234325, 242977, 451243, 766675, 867775, 1214885, 2256215, 3158701, 6074425, 11281075, 15793505, 78967525]

約数ペア:

[(1, 78967525), (5, 15793505), (7, 11281075), (13, 6074425), (25, 3158701), (35, 2256215), (65, 1214885), (91, 867775), (103, 766675), (175, 451243), (325, 242977), (337, 234325), (455, 173555), (515, 153335), (721, 109525), (1339, 58975), (1685, 46865), (2275, 34711), (2359, 33475), (2575, 30667), (3605, 21905), (4381, 18025), (6695, 11795), (8425, 9373)]