129704103664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{261500209}}^1$

素因数の和:261500248

約数の個数: 20

約数和(自身を含む): 259408208320

約数和(自身を除く): 129704104656

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 261500209, 523000418, 1046000836, 2092001672, 4184003344, 8106506479, 16213012958, 32426025916, 64852051832, 129704103664]

約数ペア:

[(1, 129704103664), (2, 64852051832), (4, 32426025916), (8, 16213012958), (16, 8106506479), (31, 4184003344), (62, 2092001672), (124, 1046000836), (248, 523000418), (496, 261500209)]