2775895915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1213}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 4038249600

約数和(自身を除く): 1262353685

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 109, 221, 247, 323, 545, 1105, 1213, 1235, 1417, 1615, 1853, 2071, 4199, 6065, 7085, 9265, 10355, 15769, 20621, 20995, 23047, 24089, 26923, 35207, 78845, 103105, 115235, 120445, 132217, 134615, 176035, 268073, 299611, 391799, 457691, 661085, 1340365, 1498055, 1718821, 1958995, 2247689, 2288455, 2512123, 5093387, 8594105, 11238445, 12560615, 25466935, 29219957, 32657599, 42706091, 146099785, 163287995, 213530455, 555179183, 2775895915]

約数ペア:

[(1, 2775895915), (5, 555179183), (13, 213530455), (17, 163287995), (19, 146099785), (65, 42706091), (85, 32657599), (95, 29219957), (109, 25466935), (221, 12560615), (247, 11238445), (323, 8594105), (545, 5093387), (1105, 2512123), (1213, 2288455), (1235, 2247689), (1417, 1958995), (1615, 1718821), (1853, 1498055), (2071, 1340365), (4199, 661085), (6065, 457691), (7085, 391799), (9265, 299611), (10355, 268073), (15769, 176035), (20621, 134615), (20995, 132217), (23047, 120445), (24089, 115235), (26923, 103105), (35207, 78845)]