131535170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 266305536

約数和(自身を除く): 134770366

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 127, 130, 155, 254, 257, 310, 403, 514, 635, 806, 1270, 1285, 1651, 2015, 2570, 3302, 3341, 3937, 4030, 6682, 7874, 7967, 8255, 15934, 16510, 16705, 19685, 32639, 33410, 39370, 39835, 51181, 65278, 79670, 102362, 103571, 163195, 207142, 255905, 326390, 424307, 511810, 517855, 848614, 1011809, 1035710, 2023618, 2121535, 4243070, 5059045, 10118090, 13153517, 26307034, 65767585, 131535170]

約数ペア:

[(1, 131535170), (2, 65767585), (5, 26307034), (10, 13153517), (13, 10118090), (26, 5059045), (31, 4243070), (62, 2121535), (65, 2023618), (127, 1035710), (130, 1011809), (155, 848614), (254, 517855), (257, 511810), (310, 424307), (403, 326390), (514, 255905), (635, 207142), (806, 163195), (1270, 103571), (1285, 102362), (1651, 79670), (2015, 65278), (2570, 51181), (3302, 39835), (3341, 39370), (3937, 33410), (4030, 32639), (6682, 19685), (7874, 16705), (7967, 16510), (8255, 15934)]