31278500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^3\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 76737024

約数和(自身を除く): 45458524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 121, 125, 188, 220, 235, 242, 250, 275, 470, 484, 500, 517, 550, 605, 940, 1034, 1100, 1175, 1210, 1331, 1375, 2068, 2350, 2420, 2585, 2662, 2750, 3025, 4700, 5170, 5324, 5500, 5687, 5875, 6050, 6655, 10340, 11374, 11750, 12100, 12925, 13310, 15125, 22748, 23500, 25850, 26620, 28435, 30250, 33275, 51700, 56870, 60500, 62557, 64625, 66550, 113740, 125114, 129250, 133100, 142175, 166375, 250228, 258500, 284350, 312785, 332750, 568700, 625570, 665500, 710875, 1251140, 1421750, 1563925, 2843500, 3127850, 6255700, 7819625, 15639250, 31278500]

約数ペア:

[(1, 31278500), (2, 15639250), (4, 7819625), (5, 6255700), (10, 3127850), (11, 2843500), (20, 1563925), (22, 1421750), (25, 1251140), (44, 710875), (47, 665500), (50, 625570), (55, 568700), (94, 332750), (100, 312785), (110, 284350), (121, 258500), (125, 250228), (188, 166375), (220, 142175), (235, 133100), (242, 129250), (250, 125114), (275, 113740), (470, 66550), (484, 64625), (500, 62557), (517, 60500), (550, 56870), (605, 51700), (940, 33275), (1034, 30250), (1100, 28435), (1175, 26620), (1210, 25850), (1331, 23500), (1375, 22748), (2068, 15125), (2350, 13310), (2420, 12925), (2585, 12100), (2662, 11750), (2750, 11374), (3025, 10340), (4700, 6655), (5170, 6050), (5324, 5875), (5500, 5687)]