80393500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 196245504

約数和(自身を除く): 115852004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 125, 188, 220, 235, 250, 275, 311, 470, 500, 517, 550, 622, 940, 1034, 1100, 1175, 1244, 1375, 1555, 2068, 2350, 2585, 2750, 3110, 3421, 4700, 5170, 5500, 5875, 6220, 6842, 7775, 10340, 11750, 12925, 13684, 14617, 15550, 17105, 23500, 25850, 29234, 31100, 34210, 38875, 51700, 58468, 64625, 68420, 73085, 77750, 85525, 129250, 146170, 155500, 160787, 171050, 258500, 292340, 321574, 342100, 365425, 427625, 643148, 730850, 803935, 855250, 1461700, 1607870, 1710500, 1827125, 3215740, 3654250, 4019675, 7308500, 8039350, 16078700, 20098375, 40196750, 80393500]

約数ペア:

[(1, 80393500), (2, 40196750), (4, 20098375), (5, 16078700), (10, 8039350), (11, 7308500), (20, 4019675), (22, 3654250), (25, 3215740), (44, 1827125), (47, 1710500), (50, 1607870), (55, 1461700), (94, 855250), (100, 803935), (110, 730850), (125, 643148), (188, 427625), (220, 365425), (235, 342100), (250, 321574), (275, 292340), (311, 258500), (470, 171050), (500, 160787), (517, 155500), (550, 146170), (622, 129250), (940, 85525), (1034, 77750), (1100, 73085), (1175, 68420), (1244, 64625), (1375, 58468), (1555, 51700), (2068, 38875), (2350, 34210), (2585, 31100), (2750, 29234), (3110, 25850), (3421, 23500), (4700, 17105), (5170, 15550), (5500, 14617), (5875, 13684), (6220, 12925), (6842, 11750), (7775, 10340)]