51943640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6397}}^1$

素因数の和:6444

約数の個数: 64

約数和(自身を含む): 138196800

約数和(自身を除く): 86253160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 6397, 8120, 12794, 25588, 31985, 44779, 51176, 63970, 89558, 127940, 179116, 185513, 223895, 255880, 358232, 371026, 447790, 742052, 895580, 927565, 1298591, 1484104, 1791160, 1855130, 2597182, 3710260, 5194364, 6492955, 7420520, 10388728, 12985910, 25971820, 51943640]

約数ペア:

[(1, 51943640), (2, 25971820), (4, 12985910), (5, 10388728), (7, 7420520), (8, 6492955), (10, 5194364), (14, 3710260), (20, 2597182), (28, 1855130), (29, 1791160), (35, 1484104), (40, 1298591), (56, 927565), (58, 895580), (70, 742052), (116, 447790), (140, 371026), (145, 358232), (203, 255880), (232, 223895), (280, 185513), (290, 179116), (406, 127940), (580, 89558), (812, 63970), (1015, 51176), (1160, 44779), (1624, 31985), (2030, 25588), (4060, 12794), (6397, 8120)]