82790068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 80203532

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 139, 278, 323, 461, 556, 646, 922, 1292, 1844, 2363, 2641, 4726, 5282, 7837, 8759, 9452, 10564, 15674, 17518, 31348, 35036, 44897, 64079, 89794, 128158, 148903, 179588, 256316, 297806, 595612, 1089343, 1217501, 2178686, 2435002, 4357372, 4870004, 20697517, 41395034, 82790068]

約数ペア:

[(1, 82790068), (2, 41395034), (4, 20697517), (17, 4870004), (19, 4357372), (34, 2435002), (38, 2178686), (68, 1217501), (76, 1089343), (139, 595612), (278, 297806), (323, 256316), (461, 179588), (556, 148903), (646, 128158), (922, 89794), (1292, 64079), (1844, 44897), (2363, 35036), (2641, 31348), (4726, 17518), (5282, 15674), (7837, 10564), (8759, 9452)]