78109712

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{24781}}^1$

素因数の和:24986

約数の個数: 20

約数和(自身を含む): 152111916

約数和(自身を除く): 74002204

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 24781, 49562, 99124, 198248, 396496, 4881857, 9763714, 19527428, 39054856, 78109712]

約数ペア:

[(1, 78109712), (2, 39054856), (4, 19527428), (8, 9763714), (16, 4881857), (197, 396496), (394, 198248), (788, 99124), (1576, 49562), (3152, 24781)]