78395690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1942

約数の個数: 32

約数和(自身を含む): 145986624

約数和(自身を除く): 67590934

約数列:

[1, 2, 5, 10, 41, 82, 107, 205, 214, 410, 535, 1070, 1787, 3574, 4387, 8774, 8935, 17870, 21935, 43870, 73267, 146534, 191209, 366335, 382418, 732670, 956045, 1912090, 7839569, 15679138, 39197845, 78395690]

約数ペア:

[(1, 78395690), (2, 39197845), (5, 15679138), (10, 7839569), (41, 1912090), (82, 956045), (107, 732670), (205, 382418), (214, 366335), (410, 191209), (535, 146534), (1070, 73267), (1787, 43870), (3574, 21935), (4387, 17870), (8774, 8935)]