261384245456

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{523}}^1\times {\mathrm{71153}}^1$

素因数の和:72123

約数の個数: 40

約数和(自身を含む): 508563253440

約数和(自身を除く): 247179007984

約数列:

[1, 2, 4, 8, 16, 439, 523, 878, 1046, 1756, 2092, 3512, 4184, 7024, 8368, 71153, 142306, 229597, 284612, 459194, 569224, 918388, 1138448, 1836776, 3673552, 31236167, 37213019, 62472334, 74426038, 124944668, 148852076, 249889336, 297704152, 499778672, 595408304, 16336515341, 32673030682, 65346061364, 130692122728, 261384245456]

約数ペア:

[(1, 261384245456), (2, 130692122728), (4, 65346061364), (8, 32673030682), (16, 16336515341), (439, 595408304), (523, 499778672), (878, 297704152), (1046, 249889336), (1756, 148852076), (2092, 124944668), (3512, 74426038), (4184, 62472334), (7024, 37213019), (8368, 31236167), (71153, 3673552), (142306, 1836776), (229597, 1138448), (284612, 918388), (459194, 569224)]