81790710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2837}}^1$

素因数の和:2909

約数の個数: 48

約数和(自身を含む): 202905648

約数和(自身を除く): 121114938

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 961, 1922, 2837, 2883, 4805, 5674, 5766, 8511, 9610, 14185, 14415, 17022, 28370, 28830, 42555, 85110, 87947, 175894, 263841, 439735, 527682, 879470, 1319205, 2638410, 2726357, 5452714, 8179071, 13631785, 16358142, 27263570, 40895355, 81790710]

約数ペア:

[(1, 81790710), (2, 40895355), (3, 27263570), (5, 16358142), (6, 13631785), (10, 8179071), (15, 5452714), (30, 2726357), (31, 2638410), (62, 1319205), (93, 879470), (155, 527682), (186, 439735), (310, 263841), (465, 175894), (930, 87947), (961, 85110), (1922, 42555), (2837, 28830), (2883, 28370), (4805, 17022), (5674, 14415), (5766, 14185), (8511, 9610)]