108941680

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2729}}^1$

素因数の和:3241

約数の個数: 40

約数和(自身を含む): 253890000

約数和(自身を除く): 144948320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 2729, 3992, 4990, 5458, 7984, 9980, 10916, 13645, 19960, 21832, 27290, 39920, 43664, 54580, 109160, 218320, 1361771, 2723542, 5447084, 6808855, 10894168, 13617710, 21788336, 27235420, 54470840, 108941680]

約数ペア:

[(1, 108941680), (2, 54470840), (4, 27235420), (5, 21788336), (8, 13617710), (10, 10894168), (16, 6808855), (20, 5447084), (40, 2723542), (80, 1361771), (499, 218320), (998, 109160), (1996, 54580), (2495, 43664), (2729, 39920), (3992, 27290), (4990, 21832), (5458, 19960), (7984, 13645), (9980, 10916)]