77482880

素因数分解:

$2^7\times 5^1\times {\mathrm{121067}}^1$

素因数の和:121086

約数の個数: 32

約数和(自身を含む): 185234040

約数和(自身を除く): 107751160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 121067, 242134, 484268, 605335, 968536, 1210670, 1937072, 2421340, 3874144, 4842680, 7748288, 9685360, 15496576, 19370720, 38741440, 77482880]

約数ペア:

[(1, 77482880), (2, 38741440), (4, 19370720), (5, 15496576), (8, 9685360), (10, 7748288), (16, 4842680), (20, 3874144), (32, 2421340), (40, 1937072), (64, 1210670), (80, 968536), (128, 605335), (160, 484268), (320, 242134), (640, 121067)]