1880495565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 3341834496

約数和(自身を除く): 1461338931

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 137, 195, 215, 411, 559, 645, 685, 1637, 1677, 1781, 2055, 2795, 4911, 5343, 5891, 8185, 8385, 8905, 17673, 21281, 24555, 26715, 29455, 63843, 70391, 76583, 88365, 106405, 211173, 224269, 229749, 319215, 351955, 382915, 672807, 915083, 1055865, 1121345, 1148745, 2745249, 2915497, 3364035, 4575415, 8746491, 9643567, 13726245, 14577485, 28930701, 43732455, 48217835, 125366371, 144653505, 376099113, 626831855, 1880495565]

約数ペア:

[(1, 1880495565), (3, 626831855), (5, 376099113), (13, 144653505), (15, 125366371), (39, 48217835), (43, 43732455), (65, 28930701), (129, 14577485), (137, 13726245), (195, 9643567), (215, 8746491), (411, 4575415), (559, 3364035), (645, 2915497), (685, 2745249), (1637, 1148745), (1677, 1121345), (1781, 1055865), (2055, 915083), (2795, 672807), (4911, 382915), (5343, 351955), (5891, 319215), (8185, 229749), (8385, 224269), (8905, 211173), (17673, 106405), (21281, 88365), (24555, 76583), (26715, 70391), (29455, 63843)]