66248980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67601}}^1$

素因数の和:67624

約数の個数: 36

約数和(自身を含む): 161839188

約数和(自身を除く): 95590208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 67601, 135202, 270404, 338005, 473207, 676010, 946414, 1352020, 1892828, 2366035, 3312449, 4732070, 6624898, 9464140, 13249796, 16562245, 33124490, 66248980]

約数ペア:

[(1, 66248980), (2, 33124490), (4, 16562245), (5, 13249796), (7, 9464140), (10, 6624898), (14, 4732070), (20, 3312449), (28, 2366035), (35, 1892828), (49, 1352020), (70, 946414), (98, 676010), (140, 473207), (196, 338005), (245, 270404), (490, 135202), (980, 67601)]