66932450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{89}}^2$

素因数の和:216

約数の個数: 54

約数和(自身を含む): 136339209

約数和(自身を除く): 69406759

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 169, 178, 325, 338, 445, 650, 845, 890, 1157, 1690, 2225, 2314, 4225, 4450, 5785, 7921, 8450, 11570, 15041, 15842, 28925, 30082, 39605, 57850, 75205, 79210, 102973, 150410, 198025, 205946, 376025, 396050, 514865, 752050, 1029730, 1338649, 2574325, 2677298, 5148650, 6693245, 13386490, 33466225, 66932450]

約数ペア:

[(1, 66932450), (2, 33466225), (5, 13386490), (10, 6693245), (13, 5148650), (25, 2677298), (26, 2574325), (50, 1338649), (65, 1029730), (89, 752050), (130, 514865), (169, 396050), (178, 376025), (325, 205946), (338, 198025), (445, 150410), (650, 102973), (845, 79210), (890, 75205), (1157, 57850), (1690, 39605), (2225, 30082), (2314, 28925), (4225, 15842), (4450, 15041), (5785, 11570), (7921, 8450)]