40834688

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 86365440

約数和(自身を除く): 45530752

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 251, 328, 496, 502, 656, 992, 1004, 1271, 1312, 1984, 2008, 2542, 2624, 3968, 4016, 5084, 5248, 7781, 8032, 10168, 10291, 15562, 16064, 20336, 20582, 31124, 32128, 40672, 41164, 62248, 81344, 82328, 124496, 162688, 164656, 248992, 319021, 329312, 497984, 638042, 658624, 995968, 1276084, 1317248, 2552168, 5104336, 10208672, 20417344, 40834688]

約数ペア:

[(1, 40834688), (2, 20417344), (4, 10208672), (8, 5104336), (16, 2552168), (31, 1317248), (32, 1276084), (41, 995968), (62, 658624), (64, 638042), (82, 497984), (124, 329312), (128, 319021), (164, 248992), (248, 164656), (251, 162688), (328, 124496), (496, 82328), (502, 81344), (656, 62248), (992, 41164), (1004, 40672), (1271, 32128), (1312, 31124), (1984, 20582), (2008, 20336), (2542, 16064), (2624, 15562), (3968, 10291), (4016, 10168), (5084, 8032), (5248, 7781)]