2019993646475

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2991143}}^1$

素因数の和:2991404

約数の個数: 48

約数和(自身を含む): 3044362434048

約数和(自身を除く): 1024368787573

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 227, 425, 595, 1135, 1589, 2975, 3859, 5675, 7945, 19295, 27013, 39725, 96475, 135065, 675325, 2991143, 14955715, 20938001, 50849431, 74778575, 104690005, 254247155, 355946017, 523450025, 678989461, 1271235775, 1779730085, 3394947305, 4752926227, 8898650425, 11542820837, 16974736525, 23764631135, 57714104185, 80799745859, 118823155675, 288570520925, 403998729295, 2019993646475]

約数ペア:

[(1, 2019993646475), (5, 403998729295), (7, 288570520925), (17, 118823155675), (25, 80799745859), (35, 57714104185), (85, 23764631135), (119, 16974736525), (175, 11542820837), (227, 8898650425), (425, 4752926227), (595, 3394947305), (1135, 1779730085), (1589, 1271235775), (2975, 678989461), (3859, 523450025), (5675, 355946017), (7945, 254247155), (19295, 104690005), (27013, 74778575), (39725, 50849431), (96475, 20938001), (135065, 14955715), (675325, 2991143)]