179960560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173039}}^1$

素因数の和:173065

約数の個数: 40

約数和(自身を含む): 450596160

約数和(自身を除く): 270635600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 173039, 346078, 692156, 865195, 1384312, 1730390, 2249507, 2768624, 3460780, 4499014, 6921560, 8998028, 11247535, 13843120, 17996056, 22495070, 35992112, 44990140, 89980280, 179960560]

約数ペア:

[(1, 179960560), (2, 89980280), (4, 44990140), (5, 35992112), (8, 22495070), (10, 17996056), (13, 13843120), (16, 11247535), (20, 8998028), (26, 6921560), (40, 4499014), (52, 3460780), (65, 2768624), (80, 2249507), (104, 1730390), (130, 1384312), (208, 865195), (260, 692156), (520, 346078), (1040, 173039)]