2000760515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 2901225600

約数和(自身を除く): 900465085

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 233, 247, 323, 409, 1105, 1165, 1235, 1615, 2045, 3029, 3961, 4199, 4427, 5317, 6953, 7771, 15145, 19805, 20995, 22135, 26585, 34765, 38855, 51493, 57551, 75259, 90389, 95297, 101023, 132107, 257465, 287755, 376295, 451945, 476485, 505115, 660535, 978367, 1238861, 1620049, 1717391, 1810643, 4891835, 6194305, 8100245, 8586955, 9053215, 21060637, 23538359, 30780931, 105303185, 117691795, 153904655, 400152103, 2000760515]

約数ペア:

[(1, 2000760515), (5, 400152103), (13, 153904655), (17, 117691795), (19, 105303185), (65, 30780931), (85, 23538359), (95, 21060637), (221, 9053215), (233, 8586955), (247, 8100245), (323, 6194305), (409, 4891835), (1105, 1810643), (1165, 1717391), (1235, 1620049), (1615, 1238861), (2045, 978367), (3029, 660535), (3961, 505115), (4199, 476485), (4427, 451945), (5317, 376295), (6953, 287755), (7771, 257465), (15145, 132107), (19805, 101023), (20995, 95297), (22135, 90389), (26585, 75259), (34765, 57551), (38855, 51493)]