131821250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{9587}}^1$

素因数の和:9620

約数の個数: 40

約数和(自身を含む): 269576208

約数和(自身を除く): 137754958

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 6875, 9587, 13750, 19174, 47935, 95870, 105457, 210914, 239675, 479350, 527285, 1054570, 1198375, 2396750, 2636425, 5272850, 5991875, 11983750, 13182125, 26364250, 65910625, 131821250]

約数ペア:

[(1, 131821250), (2, 65910625), (5, 26364250), (10, 13182125), (11, 11983750), (22, 5991875), (25, 5272850), (50, 2636425), (55, 2396750), (110, 1198375), (125, 1054570), (250, 527285), (275, 479350), (550, 239675), (625, 210914), (1250, 105457), (1375, 95870), (2750, 47935), (6875, 19174), (9587, 13750)]