664529470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{85087}}^1$

素因数の和:85176

約数の個数: 32

約数和(自身を含む): 1323288576

約数和(自身を除く): 658759106

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 85087, 170174, 425435, 850870, 935957, 1871914, 4679785, 6041177, 9359570, 12082354, 30205885, 60411770, 66452947, 132905894, 332264735, 664529470]

約数ペア:

[(1, 664529470), (2, 332264735), (5, 132905894), (10, 66452947), (11, 60411770), (22, 30205885), (55, 12082354), (71, 9359570), (110, 6041177), (142, 4679785), (355, 1871914), (710, 935957), (781, 850870), (1562, 425435), (3905, 170174), (7810, 85087)]