80406664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3467}}^1$

素因数の和:3709

約数の個数: 32

約数和(自身を含む): 163134720

約数和(自身を除く): 82728056

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 3467, 5798, 6934, 11596, 13868, 23192, 27736, 45071, 90142, 180284, 360568, 773141, 1546282, 3092564, 6185128, 10050833, 20101666, 40203332, 80406664]

約数ペア:

[(1, 80406664), (2, 40203332), (4, 20101666), (8, 10050833), (13, 6185128), (26, 3092564), (52, 1546282), (104, 773141), (223, 360568), (446, 180284), (892, 90142), (1784, 45071), (2899, 27736), (3467, 23192), (5798, 13868), (6934, 11596)]