29401280

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{661}}^1$

素因数の和:817

約数の個数: 56

約数和(自身を含む): 70622160

約数和(自身を除く): 41220880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 661, 695, 1112, 1322, 1390, 2224, 2644, 2780, 3305, 4448, 5288, 5560, 6610, 8896, 10576, 11120, 13220, 21152, 22240, 26440, 42304, 44480, 52880, 91879, 105760, 183758, 211520, 367516, 459395, 735032, 918790, 1470064, 1837580, 2940128, 3675160, 5880256, 7350320, 14700640, 29401280]

約数ペア:

[(1, 29401280), (2, 14700640), (4, 7350320), (5, 5880256), (8, 3675160), (10, 2940128), (16, 1837580), (20, 1470064), (32, 918790), (40, 735032), (64, 459395), (80, 367516), (139, 211520), (160, 183758), (278, 105760), (320, 91879), (556, 52880), (661, 44480), (695, 42304), (1112, 26440), (1322, 22240), (1390, 21152), (2224, 13220), (2644, 11120), (2780, 10576), (3305, 8896), (4448, 6610), (5288, 5560)]