54974840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 127712160

約数和(自身を除く): 72737320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 73, 134, 146, 268, 281, 292, 335, 365, 536, 562, 584, 670, 730, 1124, 1340, 1405, 1460, 2248, 2680, 2810, 2920, 4891, 5620, 9782, 11240, 18827, 19564, 20513, 24455, 37654, 39128, 41026, 48910, 75308, 82052, 94135, 97820, 102565, 150616, 164104, 188270, 195640, 205130, 376540, 410260, 753080, 820520, 1374371, 2748742, 5497484, 6871855, 10994968, 13743710, 27487420, 54974840]

約数ペア:

[(1, 54974840), (2, 27487420), (4, 13743710), (5, 10994968), (8, 6871855), (10, 5497484), (20, 2748742), (40, 1374371), (67, 820520), (73, 753080), (134, 410260), (146, 376540), (268, 205130), (281, 195640), (292, 188270), (335, 164104), (365, 150616), (536, 102565), (562, 97820), (584, 94135), (670, 82052), (730, 75308), (1124, 48910), (1340, 41026), (1405, 39128), (1460, 37654), (2248, 24455), (2680, 20513), (2810, 19564), (2920, 18827), (4891, 11240), (5620, 9782)]