448208080

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{70919}}^1$

素因数の和:71011

約数の個数: 40

約数和(自身を含む): 1055289600

約数和(自身を除く): 607081520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 70919, 141838, 283676, 354595, 567352, 709190, 1134704, 1418380, 2836760, 5602601, 5673520, 11205202, 22410404, 28013005, 44820808, 56026010, 89641616, 112052020, 224104040, 448208080]

約数ペア:

[(1, 448208080), (2, 224104040), (4, 112052020), (5, 89641616), (8, 56026010), (10, 44820808), (16, 28013005), (20, 22410404), (40, 11205202), (79, 5673520), (80, 5602601), (158, 2836760), (316, 1418380), (395, 1134704), (632, 709190), (790, 567352), (1264, 354595), (1580, 283676), (3160, 141838), (6320, 70919)]