81685410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{15739}}^1$

素因数の和:15922

約数の個数: 32

約数和(自身を含む): 197190720

約数和(自身を除く): 115505310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 5190, 15739, 31478, 47217, 78695, 94434, 157390, 236085, 472170, 2722847, 5445694, 8168541, 13614235, 16337082, 27228470, 40842705, 81685410]

約数ペア:

[(1, 81685410), (2, 40842705), (3, 27228470), (5, 16337082), (6, 13614235), (10, 8168541), (15, 5445694), (30, 2722847), (173, 472170), (346, 236085), (519, 157390), (865, 94434), (1038, 78695), (1730, 47217), (2595, 31478), (5190, 15739)]