157217500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{5717}}^1$

素因数の和:5752

約数の個数: 60

約数和(自身を含む): 375123672

約数和(自身を除く): 217906172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 2500, 2750, 5500, 5717, 6875, 11434, 13750, 22868, 27500, 28585, 57170, 62887, 114340, 125774, 142925, 251548, 285850, 314435, 571700, 628870, 714625, 1257740, 1429250, 1572175, 2858500, 3144350, 3573125, 6288700, 7146250, 7860875, 14292500, 15721750, 31443500, 39304375, 78608750, 157217500]

約数ペア:

[(1, 157217500), (2, 78608750), (4, 39304375), (5, 31443500), (10, 15721750), (11, 14292500), (20, 7860875), (22, 7146250), (25, 6288700), (44, 3573125), (50, 3144350), (55, 2858500), (100, 1572175), (110, 1429250), (125, 1257740), (220, 714625), (250, 628870), (275, 571700), (500, 314435), (550, 285850), (625, 251548), (1100, 142925), (1250, 125774), (1375, 114340), (2500, 62887), (2750, 57170), (5500, 28585), (5717, 27500), (6875, 22868), (11434, 13750)]