203055700

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{7901}}^1$

素因数の和:8172

約数の個数: 36

約数和(自身を含む): 442401372

約数和(自身を除く): 239345672

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 7901, 12850, 15802, 25700, 31604, 39505, 79010, 158020, 197525, 395050, 790100, 2030557, 4061114, 8122228, 10152785, 20305570, 40611140, 50763925, 101527850, 203055700]

約数ペア:

[(1, 203055700), (2, 101527850), (4, 50763925), (5, 40611140), (10, 20305570), (20, 10152785), (25, 8122228), (50, 4061114), (100, 2030557), (257, 790100), (514, 395050), (1028, 197525), (1285, 158020), (2570, 79010), (5140, 39505), (6425, 31604), (7901, 25700), (12850, 15802)]