205803760

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{8219}}^1$

素因数の和:8545

約数の個数: 40

約数和(自身を含む): 480080880

約数和(自身を除く): 274277120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 8219, 12520, 16438, 25040, 32876, 41095, 65752, 82190, 131504, 164380, 328760, 657520, 2572547, 5145094, 10290188, 12862735, 20580376, 25725470, 41160752, 51450940, 102901880, 205803760]

約数ペア:

[(1, 205803760), (2, 102901880), (4, 51450940), (5, 41160752), (8, 25725470), (10, 20580376), (16, 12862735), (20, 10290188), (40, 5145094), (80, 2572547), (313, 657520), (626, 328760), (1252, 164380), (1565, 131504), (2504, 82190), (3130, 65752), (5008, 41095), (6260, 32876), (8219, 25040), (12520, 16438)]