65471248

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2119

約数の個数: 40

約数和(自身を含む): 133920000

約数和(自身を除く): 68448752

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 712, 1424, 1999, 2047, 3998, 4094, 7996, 8188, 15992, 16376, 31984, 32752, 45977, 91954, 177911, 183908, 355822, 367816, 711644, 735632, 1423288, 2846576, 4091953, 8183906, 16367812, 32735624, 65471248]

約数ペア:

[(1, 65471248), (2, 32735624), (4, 16367812), (8, 8183906), (16, 4091953), (23, 2846576), (46, 1423288), (89, 735632), (92, 711644), (178, 367816), (184, 355822), (356, 183908), (368, 177911), (712, 91954), (1424, 45977), (1999, 32752), (2047, 31984), (3998, 16376), (4094, 15992), (7996, 8188)]