69975800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3607}}^1$

素因数の和:3720

約数の個数: 48

約数和(自身を含む): 164416560

約数和(自身を除く): 94440760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3607, 3880, 4850, 7214, 9700, 14428, 18035, 19400, 28856, 36070, 72140, 90175, 144280, 180350, 349879, 360700, 699758, 721400, 1399516, 1749395, 2799032, 3498790, 6997580, 8746975, 13995160, 17493950, 34987900, 69975800]

約数ペア:

[(1, 69975800), (2, 34987900), (4, 17493950), (5, 13995160), (8, 8746975), (10, 6997580), (20, 3498790), (25, 2799032), (40, 1749395), (50, 1399516), (97, 721400), (100, 699758), (194, 360700), (200, 349879), (388, 180350), (485, 144280), (776, 90175), (970, 72140), (1940, 36070), (2425, 28856), (3607, 19400), (3880, 18035), (4850, 14428), (7214, 9700)]