261567296

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1307}}^1$

素因数の和:1431

約数の個数: 56

約数和(自身を含む): 538215840

約数和(自身を除く): 276648544

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 64, 106, 118, 212, 236, 424, 472, 848, 944, 1307, 1696, 1888, 2614, 3127, 3392, 3776, 5228, 6254, 10456, 12508, 20912, 25016, 41824, 50032, 69271, 77113, 83648, 100064, 138542, 154226, 200128, 277084, 308452, 554168, 616904, 1108336, 1233808, 2216672, 2467616, 4086989, 4433344, 4935232, 8173978, 16347956, 32695912, 65391824, 130783648, 261567296]

約数ペア:

[(1, 261567296), (2, 130783648), (4, 65391824), (8, 32695912), (16, 16347956), (32, 8173978), (53, 4935232), (59, 4433344), (64, 4086989), (106, 2467616), (118, 2216672), (212, 1233808), (236, 1108336), (424, 616904), (472, 554168), (848, 308452), (944, 277084), (1307, 200128), (1696, 154226), (1888, 138542), (2614, 100064), (3127, 83648), (3392, 77113), (3776, 69271), (5228, 50032), (6254, 41824), (10456, 25016), (12508, 20912)]