25911184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{359}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 54371520

約数和(自身を除く): 28460336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 347, 359, 694, 718, 1388, 1436, 2776, 2872, 4511, 4667, 5552, 5744, 9022, 9334, 18044, 18668, 36088, 37336, 72176, 74672, 124573, 249146, 498292, 996584, 1619449, 1993168, 3238898, 6477796, 12955592, 25911184]

約数ペア:

[(1, 25911184), (2, 12955592), (4, 6477796), (8, 3238898), (13, 1993168), (16, 1619449), (26, 996584), (52, 498292), (104, 249146), (208, 124573), (347, 74672), (359, 72176), (694, 37336), (718, 36088), (1388, 18668), (1436, 18044), (2776, 9334), (2872, 9022), (4511, 5744), (4667, 5552)]