129721825

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2837}}^1$

素因数の和:2937

約数の個数: 24

約数和(自身を含む): 168917760

約数和(自身を除く): 39195935

約数列:

[1, 5, 25, 31, 59, 155, 295, 775, 1475, 1829, 2837, 9145, 14185, 45725, 70925, 87947, 167383, 439735, 836915, 2198675, 4184575, 5188873, 25944365, 129721825]

約数ペア:

[(1, 129721825), (5, 25944365), (25, 5188873), (31, 4184575), (59, 2198675), (155, 836915), (295, 439735), (775, 167383), (1475, 87947), (1829, 70925), (2837, 45725), (9145, 14185)]