679156964

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 1254792000

約数和(自身を除く): 575635036

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 193, 386, 499, 772, 998, 1763, 1996, 3526, 7052, 7913, 8299, 15826, 16598, 20459, 21457, 31652, 33196, 40918, 42914, 81836, 85828, 96307, 192614, 340259, 385228, 680518, 879737, 1361036, 1759474, 3518948, 3948587, 4141201, 7897174, 8282402, 15794348, 16564804, 169789241, 339578482, 679156964]

約数ペア:

[(1, 679156964), (2, 339578482), (4, 169789241), (41, 16564804), (43, 15794348), (82, 8282402), (86, 7897174), (164, 4141201), (172, 3948587), (193, 3518948), (386, 1759474), (499, 1361036), (772, 879737), (998, 680518), (1763, 385228), (1996, 340259), (3526, 192614), (7052, 96307), (7913, 85828), (8299, 81836), (15826, 42914), (16598, 40918), (20459, 33196), (21457, 31652)]