28168350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 96

約数和(自身を含む): 80828160

約数和(自身を除く): 52659810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 139, 150, 175, 193, 210, 278, 350, 386, 417, 525, 579, 695, 834, 965, 973, 1050, 1158, 1351, 1390, 1930, 1946, 2085, 2702, 2895, 2919, 3475, 4053, 4170, 4825, 4865, 5790, 5838, 6755, 6950, 8106, 9650, 9730, 10425, 13510, 14475, 14595, 20265, 20850, 24325, 26827, 28950, 29190, 33775, 40530, 48650, 53654, 67550, 72975, 80481, 101325, 134135, 145950, 160962, 187789, 202650, 268270, 375578, 402405, 563367, 670675, 804810, 938945, 1126734, 1341350, 1877890, 2012025, 2816835, 4024050, 4694725, 5633670, 9389450, 14084175, 28168350]

約数ペア:

[(1, 28168350), (2, 14084175), (3, 9389450), (5, 5633670), (6, 4694725), (7, 4024050), (10, 2816835), (14, 2012025), (15, 1877890), (21, 1341350), (25, 1126734), (30, 938945), (35, 804810), (42, 670675), (50, 563367), (70, 402405), (75, 375578), (105, 268270), (139, 202650), (150, 187789), (175, 160962), (193, 145950), (210, 134135), (278, 101325), (350, 80481), (386, 72975), (417, 67550), (525, 53654), (579, 48650), (695, 40530), (834, 33775), (965, 29190), (973, 28950), (1050, 26827), (1158, 24325), (1351, 20850), (1390, 20265), (1930, 14595), (1946, 14475), (2085, 13510), (2702, 10425), (2895, 9730), (2919, 9650), (3475, 8106), (4053, 6950), (4170, 6755), (4825, 5838), (4865, 5790)]