26269520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8009}}^1$

素因数の和:8063

約数の個数: 40

約数和(自身を含む): 62574120

約数和(自身を除く): 36304600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8009, 16018, 32036, 40045, 64072, 80090, 128144, 160180, 320360, 328369, 640720, 656738, 1313476, 1641845, 2626952, 3283690, 5253904, 6567380, 13134760, 26269520]

約数ペア:

[(1, 26269520), (2, 13134760), (4, 6567380), (5, 5253904), (8, 3283690), (10, 2626952), (16, 1641845), (20, 1313476), (40, 656738), (41, 640720), (80, 328369), (82, 320360), (164, 160180), (205, 128144), (328, 80090), (410, 64072), (656, 40045), (820, 32036), (1640, 16018), (3280, 8009)]