81237900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{937}}^1$

素因数の和:988

約数の個数: 108

約数和(自身を含む): 249954488

約数和(自身を除く): 168716588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 289, 300, 340, 425, 510, 578, 850, 867, 937, 1020, 1156, 1275, 1445, 1700, 1734, 1874, 2550, 2811, 2890, 3468, 3748, 4335, 4685, 5100, 5622, 5780, 7225, 8670, 9370, 11244, 14055, 14450, 15929, 17340, 18740, 21675, 23425, 28110, 28900, 31858, 43350, 46850, 47787, 56220, 63716, 70275, 79645, 86700, 93700, 95574, 140550, 159290, 191148, 238935, 270793, 281100, 318580, 398225, 477870, 541586, 796450, 812379, 955740, 1083172, 1194675, 1353965, 1592900, 1624758, 2389350, 2707930, 3249516, 4061895, 4778700, 5415860, 6769825, 8123790, 13539650, 16247580, 20309475, 27079300, 40618950, 81237900]

約数ペア:

[(1, 81237900), (2, 40618950), (3, 27079300), (4, 20309475), (5, 16247580), (6, 13539650), (10, 8123790), (12, 6769825), (15, 5415860), (17, 4778700), (20, 4061895), (25, 3249516), (30, 2707930), (34, 2389350), (50, 1624758), (51, 1592900), (60, 1353965), (68, 1194675), (75, 1083172), (85, 955740), (100, 812379), (102, 796450), (150, 541586), (170, 477870), (204, 398225), (255, 318580), (289, 281100), (300, 270793), (340, 238935), (425, 191148), (510, 159290), (578, 140550), (850, 95574), (867, 93700), (937, 86700), (1020, 79645), (1156, 70275), (1275, 63716), (1445, 56220), (1700, 47787), (1734, 46850), (1874, 43350), (2550, 31858), (2811, 28900), (2890, 28110), (3468, 23425), (3748, 21675), (4335, 18740), (4685, 17340), (5100, 15929), (5622, 14450), (5780, 14055), (7225, 11244), (8670, 9370)]