68638936

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 131220000

約数和(自身を除く): 62581064

約数列:

[1, 2, 4, 8, 89, 149, 178, 298, 356, 596, 647, 712, 1192, 1294, 2588, 5176, 13261, 26522, 53044, 57583, 96403, 106088, 115166, 192806, 230332, 385612, 460664, 771224, 8579867, 17159734, 34319468, 68638936]

約数ペア:

[(1, 68638936), (2, 34319468), (4, 17159734), (8, 8579867), (89, 771224), (149, 460664), (178, 385612), (298, 230332), (356, 192806), (596, 115166), (647, 106088), (712, 96403), (1192, 57583), (1294, 53044), (2588, 26522), (5176, 13261)]