85653880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 209341440

約数和(自身を除く): 123687560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1297, 1651, 2540, 2594, 3302, 5080, 5188, 6485, 6604, 8255, 10376, 12970, 13208, 16510, 16861, 25940, 33020, 33722, 51880, 66040, 67444, 84305, 134888, 164719, 168610, 329438, 337220, 658876, 674440, 823595, 1317752, 1647190, 2141347, 3294380, 4282694, 6588760, 8565388, 10706735, 17130776, 21413470, 42826940, 85653880]

約数ペア:

[(1, 85653880), (2, 42826940), (4, 21413470), (5, 17130776), (8, 10706735), (10, 8565388), (13, 6588760), (20, 4282694), (26, 3294380), (40, 2141347), (52, 1647190), (65, 1317752), (104, 823595), (127, 674440), (130, 658876), (254, 337220), (260, 329438), (508, 168610), (520, 164719), (635, 134888), (1016, 84305), (1270, 67444), (1297, 66040), (1651, 51880), (2540, 33722), (2594, 33020), (3302, 25940), (5080, 16861), (5188, 16510), (6485, 13208), (6604, 12970), (8255, 10376)]