19634354650

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{487}}^1\times {\mathrm{5801}}^1$

素因数の和:6439

約数の個数: 48

約数和(自身を含む): 36864515520

約数和(自身を除く): 17230160870

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 487, 695, 974, 1390, 2435, 3475, 4870, 5801, 6950, 11602, 12175, 24350, 29005, 58010, 67693, 135386, 145025, 290050, 338465, 676930, 806339, 1612678, 1692325, 2825087, 3384650, 4031695, 5650174, 8063390, 14125435, 20158475, 28250870, 40316950, 70627175, 141254350, 392687093, 785374186, 1963435465, 3926870930, 9817177325, 19634354650]

約数ペア:

[(1, 19634354650), (2, 9817177325), (5, 3926870930), (10, 1963435465), (25, 785374186), (50, 392687093), (139, 141254350), (278, 70627175), (487, 40316950), (695, 28250870), (974, 20158475), (1390, 14125435), (2435, 8063390), (3475, 5650174), (4870, 4031695), (5801, 3384650), (6950, 2825087), (11602, 1692325), (12175, 1612678), (24350, 806339), (29005, 676930), (58010, 338465), (67693, 290050), (135386, 145025)]