80018128

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:931

約数の個数: 40

約数和(自身を含む): 159418368

約数和(自身を除く): 79400240

約数列:

[1, 2, 4, 8, 16, 53, 106, 127, 212, 254, 424, 508, 743, 848, 1016, 1486, 2032, 2972, 5944, 6731, 11888, 13462, 26924, 39379, 53848, 78758, 94361, 107696, 157516, 188722, 315032, 377444, 630064, 754888, 1509776, 5001133, 10002266, 20004532, 40009064, 80018128]

約数ペア:

[(1, 80018128), (2, 40009064), (4, 20004532), (8, 10002266), (16, 5001133), (53, 1509776), (106, 754888), (127, 630064), (212, 377444), (254, 315032), (424, 188722), (508, 157516), (743, 107696), (848, 94361), (1016, 78758), (1486, 53848), (2032, 39379), (2972, 26924), (5944, 13462), (6731, 11888)]