108831760

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1657}}^1$

素因数の和:2491

約数の個数: 40

約数和(自身を含む): 253494936

約数和(自身を除く): 144663176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 1657, 3284, 3314, 4105, 6568, 6628, 8210, 8285, 13136, 13256, 16420, 16570, 26512, 32840, 33140, 65680, 66280, 132560, 1360397, 2720794, 5441588, 6801985, 10883176, 13603970, 21766352, 27207940, 54415880, 108831760]

約数ペア:

[(1, 108831760), (2, 54415880), (4, 27207940), (5, 21766352), (8, 13603970), (10, 10883176), (16, 6801985), (20, 5441588), (40, 2720794), (80, 1360397), (821, 132560), (1642, 66280), (1657, 65680), (3284, 33140), (3314, 32840), (4105, 26512), (6568, 16570), (6628, 16420), (8210, 13256), (8285, 13136)]