27321250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2020

約数の個数: 40

約数和(自身を含む): 55894608

約数和(自身を除く): 28573358

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 1987, 2750, 3974, 6875, 9935, 13750, 19870, 21857, 43714, 49675, 99350, 109285, 218570, 248375, 496750, 546425, 1092850, 1241875, 2483750, 2732125, 5464250, 13660625, 27321250]

約数ペア:

[(1, 27321250), (2, 13660625), (5, 5464250), (10, 2732125), (11, 2483750), (22, 1241875), (25, 1092850), (50, 546425), (55, 496750), (110, 248375), (125, 218570), (250, 109285), (275, 99350), (550, 49675), (625, 43714), (1250, 21857), (1375, 19870), (1987, 13750), (2750, 9935), (3974, 6875)]