64263852

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 174720000

約数和(自身を除く): 110456148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 1692, 1786, 1999, 2679, 3572, 3998, 5358, 5997, 7996, 8037, 10716, 11994, 16074, 17991, 23988, 32148, 35982, 37981, 71964, 75962, 93953, 113943, 151924, 187906, 227886, 281859, 341829, 375812, 455772, 563718, 683658, 845577, 1127436, 1367316, 1691154, 1785107, 3382308, 3570214, 5355321, 7140428, 10710642, 16065963, 21421284, 32131926, 64263852]

約数ペア:

[(1, 64263852), (2, 32131926), (3, 21421284), (4, 16065963), (6, 10710642), (9, 7140428), (12, 5355321), (18, 3570214), (19, 3382308), (36, 1785107), (38, 1691154), (47, 1367316), (57, 1127436), (76, 845577), (94, 683658), (114, 563718), (141, 455772), (171, 375812), (188, 341829), (228, 281859), (282, 227886), (342, 187906), (423, 151924), (564, 113943), (684, 93953), (846, 75962), (893, 71964), (1692, 37981), (1786, 35982), (1999, 32148), (2679, 23988), (3572, 17991), (3998, 16074), (5358, 11994), (5997, 10716), (7996, 8037)]