64986896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3221}}^1$

素因数の和:3339

約数の個数: 40

約数和(自身を含む): 137038104

約数和(自身を除く): 72051208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 2522, 3221, 5044, 6442, 10088, 12884, 20176, 25768, 41873, 51536, 83746, 167492, 312437, 334984, 624874, 669968, 1249748, 2499496, 4061681, 4998992, 8123362, 16246724, 32493448, 64986896]

約数ペア:

[(1, 64986896), (2, 32493448), (4, 16246724), (8, 8123362), (13, 4998992), (16, 4061681), (26, 2499496), (52, 1249748), (97, 669968), (104, 624874), (194, 334984), (208, 312437), (388, 167492), (776, 83746), (1261, 51536), (1552, 41873), (2522, 25768), (3221, 20176), (5044, 12884), (6442, 10088)]