2019261650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:700

約数の個数: 96

約数和(自身を含む): 4391385600

約数和(自身を除く): 2372123950

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 271, 305, 349, 350, 427, 542, 610, 698, 854, 1355, 1525, 1745, 1897, 2135, 2443, 2710, 3050, 3490, 3794, 4270, 4886, 6775, 8725, 9485, 10675, 12215, 13550, 16531, 17450, 18970, 21289, 21350, 24430, 33062, 42578, 47425, 61075, 82655, 94579, 94850, 106445, 115717, 122150, 149023, 165310, 189158, 212890, 231434, 298046, 413275, 472895, 532225, 578585, 662053, 745115, 826550, 945790, 1064450, 1157170, 1324106, 1490230, 2364475, 2892925, 3310265, 3725575, 4728950, 5769319, 5785850, 6620530, 7451150, 11538638, 16551325, 28846595, 33102650, 40385233, 57693190, 80770466, 144232975, 201926165, 288465950, 403852330, 1009630825, 2019261650]

約数ペア:

[(1, 2019261650), (2, 1009630825), (5, 403852330), (7, 288465950), (10, 201926165), (14, 144232975), (25, 80770466), (35, 57693190), (50, 40385233), (61, 33102650), (70, 28846595), (122, 16551325), (175, 11538638), (271, 7451150), (305, 6620530), (349, 5785850), (350, 5769319), (427, 4728950), (542, 3725575), (610, 3310265), (698, 2892925), (854, 2364475), (1355, 1490230), (1525, 1324106), (1745, 1157170), (1897, 1064450), (2135, 945790), (2443, 826550), (2710, 745115), (3050, 662053), (3490, 578585), (3794, 532225), (4270, 472895), (4886, 413275), (6775, 298046), (8725, 231434), (9485, 212890), (10675, 189158), (12215, 165310), (13550, 149023), (16531, 122150), (17450, 115717), (18970, 106445), (21289, 94850), (21350, 94579), (24430, 82655), (33062, 61075), (42578, 47425)]