205380370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{3457}}^1$

素因数の和:3934

約数の個数: 32

約数和(自身を含む): 399108528

約数和(自身を除く): 193728158

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 457, 914, 2285, 3457, 4570, 5941, 6914, 11882, 17285, 29705, 34570, 44941, 59410, 89882, 224705, 449410, 1579849, 3159698, 7899245, 15798490, 20538037, 41076074, 102690185, 205380370]

約数ペア:

[(1, 205380370), (2, 102690185), (5, 41076074), (10, 20538037), (13, 15798490), (26, 7899245), (65, 3159698), (130, 1579849), (457, 449410), (914, 224705), (2285, 89882), (3457, 59410), (4570, 44941), (5941, 34570), (6914, 29705), (11882, 17285)]