81645928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8627}}^1$

素因数の和:8666

約数の個数: 48

約数和(自身を含む): 189470880

約数和(自身を除く): 107824952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4732, 8627, 9464, 17254, 34508, 60389, 69016, 112151, 120778, 224302, 241556, 448604, 483112, 785057, 897208, 1457963, 1570114, 2915926, 3140228, 5831852, 6280456, 10205741, 11663704, 20411482, 40822964, 81645928]

約数ペア:

[(1, 81645928), (2, 40822964), (4, 20411482), (7, 11663704), (8, 10205741), (13, 6280456), (14, 5831852), (26, 3140228), (28, 2915926), (52, 1570114), (56, 1457963), (91, 897208), (104, 785057), (169, 483112), (182, 448604), (338, 241556), (364, 224302), (676, 120778), (728, 112151), (1183, 69016), (1352, 60389), (2366, 34508), (4732, 17254), (8627, 9464)]