161745350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{248839}}^1$

素因数の和:248864

約数の個数: 24

約数和(自身を含む): 323989680

約数和(自身を除く): 162244330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 248839, 497678, 1244195, 2488390, 3234907, 6220975, 6469814, 12441950, 16174535, 32349070, 80872675, 161745350]

約数ペア:

[(1, 161745350), (2, 80872675), (5, 32349070), (10, 16174535), (13, 12441950), (25, 6469814), (26, 6220975), (50, 3234907), (65, 2488390), (130, 1244195), (325, 497678), (650, 248839)]