51488710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 118933920

約数和(自身を除く): 67445210

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 59, 65, 70, 91, 98, 118, 130, 137, 182, 245, 274, 295, 413, 455, 490, 590, 637, 685, 767, 826, 910, 959, 1274, 1370, 1534, 1781, 1918, 2065, 2891, 3185, 3562, 3835, 4130, 4795, 5369, 5782, 6370, 6713, 7670, 8083, 8905, 9590, 10738, 12467, 13426, 14455, 16166, 17810, 24934, 26845, 28910, 33565, 37583, 40415, 53690, 56581, 62335, 67130, 75166, 80830, 87269, 105079, 113162, 124670, 174538, 187915, 210158, 282905, 375830, 396067, 436345, 525395, 565810, 735553, 792134, 872690, 1050790, 1471106, 1980335, 3677765, 3960670, 5148871, 7355530, 10297742, 25744355, 51488710]

約数ペア:

[(1, 51488710), (2, 25744355), (5, 10297742), (7, 7355530), (10, 5148871), (13, 3960670), (14, 3677765), (26, 1980335), (35, 1471106), (49, 1050790), (59, 872690), (65, 792134), (70, 735553), (91, 565810), (98, 525395), (118, 436345), (130, 396067), (137, 375830), (182, 282905), (245, 210158), (274, 187915), (295, 174538), (413, 124670), (455, 113162), (490, 105079), (590, 87269), (637, 80830), (685, 75166), (767, 67130), (826, 62335), (910, 56581), (959, 53690), (1274, 40415), (1370, 37583), (1534, 33565), (1781, 28910), (1918, 26845), (2065, 24934), (2891, 17810), (3185, 16166), (3562, 14455), (3835, 13426), (4130, 12467), (4795, 10738), (5369, 9590), (5782, 8905), (6370, 8083), (6713, 7670)]