42401408

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1337

約数の個数: 64

約数和(自身を含む): 99225600

約数和(自身を除く): 56824192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 592, 896, 1036, 1184, 1279, 2072, 2368, 2558, 4144, 4736, 5116, 8288, 8953, 10232, 16576, 17906, 20464, 33152, 35812, 40928, 47323, 71624, 81856, 94646, 143248, 163712, 189292, 286496, 331261, 378584, 572992, 662522, 757168, 1145984, 1325044, 1514336, 2650088, 3028672, 5300176, 6057344, 10600352, 21200704, 42401408]

約数ペア:

[(1, 42401408), (2, 21200704), (4, 10600352), (7, 6057344), (8, 5300176), (14, 3028672), (16, 2650088), (28, 1514336), (32, 1325044), (37, 1145984), (56, 757168), (64, 662522), (74, 572992), (112, 378584), (128, 331261), (148, 286496), (224, 189292), (259, 163712), (296, 143248), (448, 94646), (518, 81856), (592, 71624), (896, 47323), (1036, 40928), (1184, 35812), (1279, 33152), (2072, 20464), (2368, 17906), (2558, 16576), (4144, 10232), (4736, 8953), (5116, 8288)]