81114900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2273

約数の個数: 72

約数和(自身を含む): 236651520

約数和(自身を除く): 155536620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 127, 150, 254, 300, 381, 508, 635, 762, 1270, 1524, 1905, 2129, 2540, 3175, 3810, 4258, 6350, 6387, 7620, 8516, 9525, 10645, 12700, 12774, 19050, 21290, 25548, 31935, 38100, 42580, 53225, 63870, 106450, 127740, 159675, 212900, 270383, 319350, 540766, 638700, 811149, 1081532, 1351915, 1622298, 2703830, 3244596, 4055745, 5407660, 6759575, 8111490, 13519150, 16222980, 20278725, 27038300, 40557450, 81114900]

約数ペア:

[(1, 81114900), (2, 40557450), (3, 27038300), (4, 20278725), (5, 16222980), (6, 13519150), (10, 8111490), (12, 6759575), (15, 5407660), (20, 4055745), (25, 3244596), (30, 2703830), (50, 1622298), (60, 1351915), (75, 1081532), (100, 811149), (127, 638700), (150, 540766), (254, 319350), (300, 270383), (381, 212900), (508, 159675), (635, 127740), (762, 106450), (1270, 63870), (1524, 53225), (1905, 42580), (2129, 38100), (2540, 31935), (3175, 25548), (3810, 21290), (4258, 19050), (6350, 12774), (6387, 12700), (7620, 10645), (8516, 9525)]