81928288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6353}}^1$

素因数の和:6407

約数の個数: 48

約数和(自身を含む): 179335296

約数和(自身を除く): 97407008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6353, 6448, 12706, 12896, 25412, 50824, 82589, 101648, 165178, 196943, 203296, 330356, 393886, 660712, 787772, 1321424, 1575544, 2560259, 2642848, 3151088, 5120518, 6302176, 10241036, 20482072, 40964144, 81928288]

約数ペア:

[(1, 81928288), (2, 40964144), (4, 20482072), (8, 10241036), (13, 6302176), (16, 5120518), (26, 3151088), (31, 2642848), (32, 2560259), (52, 1575544), (62, 1321424), (104, 787772), (124, 660712), (208, 393886), (248, 330356), (403, 203296), (416, 196943), (496, 165178), (806, 101648), (992, 82589), (1612, 50824), (3224, 25412), (6353, 12896), (6448, 12706)]