25720090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3203}}^1$

素因数の和:3294

約数の個数: 32

約数和(自身を含む): 51212736

約数和(自身を除く): 25492646

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 3203, 4015, 6406, 8030, 16015, 32030, 35233, 70466, 176165, 233819, 352330, 467638, 1169095, 2338190, 2572009, 5144018, 12860045, 25720090]

約数ペア:

[(1, 25720090), (2, 12860045), (5, 5144018), (10, 2572009), (11, 2338190), (22, 1169095), (55, 467638), (73, 352330), (110, 233819), (146, 176165), (365, 70466), (730, 35233), (803, 32030), (1606, 16015), (3203, 8030), (4015, 6406)]