81735500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 225406272

約数和(自身を除く): 143670772

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 121, 125, 140, 154, 175, 193, 220, 242, 250, 275, 308, 350, 385, 386, 484, 500, 550, 605, 700, 770, 772, 847, 875, 965, 1100, 1210, 1351, 1375, 1540, 1694, 1750, 1925, 1930, 2123, 2420, 2702, 2750, 3025, 3388, 3500, 3850, 3860, 4235, 4246, 4825, 5404, 5500, 6050, 6755, 7700, 8470, 8492, 9625, 9650, 10615, 12100, 13510, 14861, 15125, 16940, 19250, 19300, 21175, 21230, 23353, 24125, 27020, 29722, 30250, 33775, 38500, 42350, 42460, 46706, 48250, 53075, 59444, 60500, 67550, 74305, 84700, 93412, 96500, 105875, 106150, 116765, 135100, 148610, 163471, 168875, 211750, 212300, 233530, 265375, 297220, 326942, 337750, 371525, 423500, 467060, 530750, 583825, 653884, 675500, 743050, 817355, 1061500, 1167650, 1486100, 1634710, 1857625, 2335300, 2919125, 3269420, 3715250, 4086775, 5838250, 7430500, 8173550, 11676500, 16347100, 20433875, 40867750, 81735500]

約数ペア:

[(1, 81735500), (2, 40867750), (4, 20433875), (5, 16347100), (7, 11676500), (10, 8173550), (11, 7430500), (14, 5838250), (20, 4086775), (22, 3715250), (25, 3269420), (28, 2919125), (35, 2335300), (44, 1857625), (50, 1634710), (55, 1486100), (70, 1167650), (77, 1061500), (100, 817355), (110, 743050), (121, 675500), (125, 653884), (140, 583825), (154, 530750), (175, 467060), (193, 423500), (220, 371525), (242, 337750), (250, 326942), (275, 297220), (308, 265375), (350, 233530), (385, 212300), (386, 211750), (484, 168875), (500, 163471), (550, 148610), (605, 135100), (700, 116765), (770, 106150), (772, 105875), (847, 96500), (875, 93412), (965, 84700), (1100, 74305), (1210, 67550), (1351, 60500), (1375, 59444), (1540, 53075), (1694, 48250), (1750, 46706), (1925, 42460), (1930, 42350), (2123, 38500), (2420, 33775), (2702, 30250), (2750, 29722), (3025, 27020), (3388, 24125), (3500, 23353), (3850, 21230), (3860, 21175), (4235, 19300), (4246, 19250), (4825, 16940), (5404, 15125), (5500, 14861), (6050, 13510), (6755, 12100), (7700, 10615), (8470, 9650), (8492, 9625)]