80496208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2237}}^1$

素因数の和:2431

約数の個数: 40

約数和(自身を含む): 169004808

約数和(自身を除く): 88508600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 173, 208, 346, 692, 1384, 2237, 2249, 2768, 4474, 4498, 8948, 8996, 17896, 17992, 29081, 35792, 35984, 58162, 116324, 232648, 387001, 465296, 774002, 1548004, 3096008, 5031013, 6192016, 10062026, 20124052, 40248104, 80496208]

約数ペア:

[(1, 80496208), (2, 40248104), (4, 20124052), (8, 10062026), (13, 6192016), (16, 5031013), (26, 3096008), (52, 1548004), (104, 774002), (173, 465296), (208, 387001), (346, 232648), (692, 116324), (1384, 58162), (2237, 35984), (2249, 35792), (2768, 29081), (4474, 17992), (4498, 17896), (8948, 8996)]