2013195167975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{339103}}^1$

素因数の和:339420

約数の個数: 48

約数和(自身を含む): 2698277656320

約数和(自身を除く): 685082488345

約数列:

[1, 5, 17, 25, 61, 85, 229, 305, 425, 1037, 1145, 1525, 3893, 5185, 5725, 13969, 19465, 25925, 69845, 97325, 237473, 339103, 349225, 1187365, 1695515, 5764751, 5936825, 8477575, 20685283, 28823755, 77654587, 103426415, 144118775, 351649811, 388272935, 517132075, 1320127979, 1758249055, 1941364675, 4736929807, 6600639895, 8791245275, 23684649035, 33003199475, 80527806719, 118423245175, 402639033595, 2013195167975]

約数ペア:

[(1, 2013195167975), (5, 402639033595), (17, 118423245175), (25, 80527806719), (61, 33003199475), (85, 23684649035), (229, 8791245275), (305, 6600639895), (425, 4736929807), (1037, 1941364675), (1145, 1758249055), (1525, 1320127979), (3893, 517132075), (5185, 388272935), (5725, 351649811), (13969, 144118775), (19465, 103426415), (25925, 77654587), (69845, 28823755), (97325, 20685283), (237473, 8477575), (339103, 5936825), (349225, 5764751), (1187365, 1695515)]