82171608025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{15823}}^1$

素因数の和:15923

約数の個数: 72

約数和(自身を含む): 119633870720

約数和(自身を除く): 37462262695

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 145, 247, 325, 377, 475, 551, 725, 841, 1235, 1885, 2755, 4205, 6175, 7163, 9425, 10933, 13775, 15823, 15979, 21025, 35815, 54665, 79115, 79895, 179075, 205699, 207727, 273325, 300637, 395575, 399475, 458867, 1028495, 1038635, 1503185, 2294335, 3908281, 5142475, 5193175, 5965271, 7515925, 8718473, 11471675, 13307143, 19541405, 29826355, 43592365, 66535715, 97707025, 113340149, 149131775, 172992859, 217961825, 252835717, 332678575, 566700745, 864964295, 1264178585, 2833503725, 3286864321, 4324821475, 6320892925, 16434321605, 82171608025]

約数ペア:

[(1, 82171608025), (5, 16434321605), (13, 6320892925), (19, 4324821475), (25, 3286864321), (29, 2833503725), (65, 1264178585), (95, 864964295), (145, 566700745), (247, 332678575), (325, 252835717), (377, 217961825), (475, 172992859), (551, 149131775), (725, 113340149), (841, 97707025), (1235, 66535715), (1885, 43592365), (2755, 29826355), (4205, 19541405), (6175, 13307143), (7163, 11471675), (9425, 8718473), (10933, 7515925), (13775, 5965271), (15823, 5193175), (15979, 5142475), (21025, 3908281), (35815, 2294335), (54665, 1503185), (79115, 1038635), (79895, 1028495), (179075, 458867), (205699, 399475), (207727, 395575), (273325, 300637)]