51669520

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{269}}^1$

素因数の和:310

約数の個数: 100

約数和(自身を含む): 140666220

約数和(自身を除く): 88996700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 269, 280, 343, 392, 490, 538, 560, 686, 784, 980, 1076, 1345, 1372, 1715, 1883, 1960, 2152, 2401, 2690, 2744, 3430, 3766, 3920, 4304, 4802, 5380, 5488, 6860, 7532, 9415, 9604, 10760, 12005, 13181, 13720, 15064, 18830, 19208, 21520, 24010, 26362, 27440, 30128, 37660, 38416, 48020, 52724, 65905, 75320, 92267, 96040, 105448, 131810, 150640, 184534, 192080, 210896, 263620, 369068, 461335, 527240, 645869, 738136, 922670, 1054480, 1291738, 1476272, 1845340, 2583476, 3229345, 3690680, 5166952, 6458690, 7381360, 10333904, 12917380, 25834760, 51669520]

約数ペア:

[(1, 51669520), (2, 25834760), (4, 12917380), (5, 10333904), (7, 7381360), (8, 6458690), (10, 5166952), (14, 3690680), (16, 3229345), (20, 2583476), (28, 1845340), (35, 1476272), (40, 1291738), (49, 1054480), (56, 922670), (70, 738136), (80, 645869), (98, 527240), (112, 461335), (140, 369068), (196, 263620), (245, 210896), (269, 192080), (280, 184534), (343, 150640), (392, 131810), (490, 105448), (538, 96040), (560, 92267), (686, 75320), (784, 65905), (980, 52724), (1076, 48020), (1345, 38416), (1372, 37660), (1715, 30128), (1883, 27440), (1960, 26362), (2152, 24010), (2401, 21520), (2690, 19208), (2744, 18830), (3430, 15064), (3766, 13720), (3920, 13181), (4304, 12005), (4802, 10760), (5380, 9604), (5488, 9415), (6860, 7532)]