80435964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{139}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 218673280

約数和(自身を除く): 138237316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 139, 166, 249, 278, 332, 417, 498, 556, 581, 834, 973, 996, 1162, 1668, 1743, 1946, 2324, 2919, 3486, 3892, 5838, 6889, 6972, 11537, 11676, 13778, 20667, 23074, 27556, 34611, 41334, 46148, 48223, 69222, 80759, 82668, 96446, 138444, 144669, 161518, 192892, 242277, 289338, 323036, 484554, 578676, 957571, 969108, 1915142, 2872713, 3830284, 5745426, 6702997, 11490852, 13405994, 20108991, 26811988, 40217982, 80435964]

約数ペア:

[(1, 80435964), (2, 40217982), (3, 26811988), (4, 20108991), (6, 13405994), (7, 11490852), (12, 6702997), (14, 5745426), (21, 3830284), (28, 2872713), (42, 1915142), (83, 969108), (84, 957571), (139, 578676), (166, 484554), (249, 323036), (278, 289338), (332, 242277), (417, 192892), (498, 161518), (556, 144669), (581, 138444), (834, 96446), (973, 82668), (996, 80759), (1162, 69222), (1668, 48223), (1743, 46148), (1946, 41334), (2324, 34611), (2919, 27556), (3486, 23074), (3892, 20667), (5838, 13778), (6889, 11676), (6972, 11537)]