2558640064

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{563081}}^1$

素因数の和:563164

約数の個数: 28

約数和(自身を含む): 5148821808

約数和(自身を除く): 2590181744

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4544, 563081, 1126162, 2252324, 4504648, 9009296, 18018592, 36037184, 39978751, 79957502, 159915004, 319830008, 639660016, 1279320032, 2558640064]

約数ペア:

[(1, 2558640064), (2, 1279320032), (4, 639660016), (8, 319830008), (16, 159915004), (32, 79957502), (64, 39978751), (71, 36037184), (142, 18018592), (284, 9009296), (568, 4504648), (1136, 2252324), (2272, 1126162), (4544, 563081)]