1262413568

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2729}}^1$

素因数の和:2897

約数の個数: 72

約数和(自身を含む): 2734258800

約数和(自身を除く): 1471845232

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 208, 256, 278, 416, 556, 832, 1112, 1664, 1807, 2224, 2729, 3328, 3614, 4448, 5458, 7228, 8896, 10916, 14456, 17792, 21832, 28912, 35477, 35584, 43664, 57824, 70954, 87328, 115648, 141908, 174656, 231296, 283816, 349312, 379331, 462592, 567632, 698624, 758662, 1135264, 1517324, 2270528, 3034648, 4541056, 4931303, 6069296, 9082112, 9862606, 12138592, 19725212, 24277184, 39450424, 48554368, 78900848, 97108736, 157801696, 315603392, 631206784, 1262413568]

約数ペア:

[(1, 1262413568), (2, 631206784), (4, 315603392), (8, 157801696), (13, 97108736), (16, 78900848), (26, 48554368), (32, 39450424), (52, 24277184), (64, 19725212), (104, 12138592), (128, 9862606), (139, 9082112), (208, 6069296), (256, 4931303), (278, 4541056), (416, 3034648), (556, 2270528), (832, 1517324), (1112, 1135264), (1664, 758662), (1807, 698624), (2224, 567632), (2729, 462592), (3328, 379331), (3614, 349312), (4448, 283816), (5458, 231296), (7228, 174656), (8896, 141908), (10916, 115648), (14456, 87328), (17792, 70954), (21832, 57824), (28912, 43664), (35477, 35584)]