20140692455

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:853

約数の個数: 96

約数和(自身を含む): 29479982400

約数和(自身を除く): 9339289945

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 109, 169, 221, 247, 323, 545, 677, 845, 1105, 1235, 1417, 1615, 1853, 2071, 2873, 3211, 3385, 4199, 7085, 8801, 9265, 10355, 11509, 12863, 14365, 16055, 18421, 20995, 24089, 26923, 35207, 44005, 54587, 57545, 64315, 73793, 92105, 114413, 120445, 134615, 149617, 167219, 176035, 218671, 272935, 313157, 349999, 368965, 457691, 572065, 748085, 836095, 959309, 1093355, 1254481, 1402067, 1565785, 1749995, 1945021, 2173847, 2288455, 2842723, 4796545, 5949983, 6272405, 7010335, 9725105, 10869235, 12471017, 14213615, 16308253, 18226871, 23835139, 29749915, 36955399, 62355085, 81541265, 91134355, 119175695, 184776995, 212007289, 236949323, 309856807, 1060036445, 1184746615, 1549284035, 4028138491, 20140692455]

約数ペア:

[(1, 20140692455), (5, 4028138491), (13, 1549284035), (17, 1184746615), (19, 1060036445), (65, 309856807), (85, 236949323), (95, 212007289), (109, 184776995), (169, 119175695), (221, 91134355), (247, 81541265), (323, 62355085), (545, 36955399), (677, 29749915), (845, 23835139), (1105, 18226871), (1235, 16308253), (1417, 14213615), (1615, 12471017), (1853, 10869235), (2071, 9725105), (2873, 7010335), (3211, 6272405), (3385, 5949983), (4199, 4796545), (7085, 2842723), (8801, 2288455), (9265, 2173847), (10355, 1945021), (11509, 1749995), (12863, 1565785), (14365, 1402067), (16055, 1254481), (18421, 1093355), (20995, 959309), (24089, 836095), (26923, 748085), (35207, 572065), (44005, 457691), (54587, 368965), (57545, 349999), (64315, 313157), (73793, 272935), (92105, 218671), (114413, 176035), (120445, 167219), (134615, 149617)]