25718992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2333}}^1$

素因数の和:2407

約数の個数: 40

約数和(自身を含む): 54699624

約数和(自身を除く): 28980632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2333, 2756, 4666, 5512, 9332, 11024, 18664, 30329, 37328, 60658, 121316, 123649, 242632, 247298, 485264, 494596, 989192, 1607437, 1978384, 3214874, 6429748, 12859496, 25718992]

約数ペア:

[(1, 25718992), (2, 12859496), (4, 6429748), (8, 3214874), (13, 1978384), (16, 1607437), (26, 989192), (52, 494596), (53, 485264), (104, 247298), (106, 242632), (208, 123649), (212, 121316), (424, 60658), (689, 37328), (848, 30329), (1378, 18664), (2333, 11024), (2756, 9332), (4666, 5512)]