78344968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17519}}^1$

素因数の和:17581

約数の個数: 32

約数和(自身を含む): 161884800

約数和(自身を除く): 83539832

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 17519, 35038, 70076, 140152, 227747, 455494, 753317, 910988, 1506634, 1821976, 3013268, 6026536, 9793121, 19586242, 39172484, 78344968]

約数ペア:

[(1, 78344968), (2, 39172484), (4, 19586242), (8, 9793121), (13, 6026536), (26, 3013268), (43, 1821976), (52, 1506634), (86, 910988), (104, 753317), (172, 455494), (344, 227747), (559, 140152), (1118, 70076), (2236, 35038), (4472, 17519)]