178400690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{72227}}^1$

素因数の和:72266

約数の個数: 32

約数和(自身を含む): 364029120

約数和(自身を除く): 185628430

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 72227, 144454, 361135, 722270, 938951, 1372313, 1877902, 2744626, 4694755, 6861565, 9389510, 13723130, 17840069, 35680138, 89200345, 178400690]

約数ペア:

[(1, 178400690), (2, 89200345), (5, 35680138), (10, 17840069), (13, 13723130), (19, 9389510), (26, 6861565), (38, 4694755), (65, 2744626), (95, 1877902), (130, 1372313), (190, 938951), (247, 722270), (494, 361135), (1235, 144454), (2470, 72227)]