64312664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{947}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 130198320

約数和(自身を除く): 65885656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 653, 947, 1306, 1894, 2612, 3788, 5224, 7576, 8489, 12311, 16978, 24622, 33956, 49244, 67912, 98488, 618391, 1236782, 2473564, 4947128, 8039083, 16078166, 32156332, 64312664]

約数ペア:

[(1, 64312664), (2, 32156332), (4, 16078166), (8, 8039083), (13, 4947128), (26, 2473564), (52, 1236782), (104, 618391), (653, 98488), (947, 67912), (1306, 49244), (1894, 33956), (2612, 24622), (3788, 16978), (5224, 12311), (7576, 8489)]