28713450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1789}}^1$

素因数の和:1911

約数の個数: 48

約数和(自身を含む): 71915040

約数和(自身を除く): 43201590

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 107, 150, 214, 321, 535, 642, 1070, 1605, 1789, 2675, 3210, 3578, 5350, 5367, 8025, 8945, 10734, 16050, 17890, 26835, 44725, 53670, 89450, 134175, 191423, 268350, 382846, 574269, 957115, 1148538, 1914230, 2871345, 4785575, 5742690, 9571150, 14356725, 28713450]

約数ペア:

[(1, 28713450), (2, 14356725), (3, 9571150), (5, 5742690), (6, 4785575), (10, 2871345), (15, 1914230), (25, 1148538), (30, 957115), (50, 574269), (75, 382846), (107, 268350), (150, 191423), (214, 134175), (321, 89450), (535, 53670), (642, 44725), (1070, 26835), (1605, 17890), (1789, 16050), (2675, 10734), (3210, 8945), (3578, 8025), (5350, 5367)]