40103648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 85730400

約数和(自身を除く): 45626752

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 298, 416, 596, 647, 1192, 1294, 1937, 2384, 2588, 3874, 4768, 5176, 7748, 8411, 10352, 15496, 16822, 20704, 30992, 33644, 61984, 67288, 96403, 134576, 192806, 269152, 385612, 771224, 1253239, 1542448, 2506478, 3084896, 5012956, 10025912, 20051824, 40103648]

約数ペア:

[(1, 40103648), (2, 20051824), (4, 10025912), (8, 5012956), (13, 3084896), (16, 2506478), (26, 1542448), (32, 1253239), (52, 771224), (104, 385612), (149, 269152), (208, 192806), (298, 134576), (416, 96403), (596, 67288), (647, 61984), (1192, 33644), (1294, 30992), (1937, 20704), (2384, 16822), (2588, 15496), (3874, 10352), (4768, 8411), (5176, 7748)]