320132488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{7109}}^1$

素因数の和:7561

約数の個数: 32

約数和(自身を含む): 648005400

約数和(自身を除く): 327872912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 433, 866, 1732, 3464, 5629, 7109, 11258, 14218, 22516, 28436, 45032, 56872, 92417, 184834, 369668, 739336, 3078197, 6156394, 12312788, 24625576, 40016561, 80033122, 160066244, 320132488]

約数ペア:

[(1, 320132488), (2, 160066244), (4, 80033122), (8, 40016561), (13, 24625576), (26, 12312788), (52, 6156394), (104, 3078197), (433, 739336), (866, 369668), (1732, 184834), (3464, 92417), (5629, 56872), (7109, 45032), (11258, 28436), (14218, 22516)]