80655652

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 177408000

約数和(自身を除く): 96752348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 131, 154, 262, 308, 524, 917, 1441, 1834, 1999, 2882, 3668, 3998, 5764, 7996, 10087, 13993, 20174, 21989, 27986, 40348, 43978, 55972, 87956, 153923, 261869, 307846, 523738, 615692, 1047476, 1833083, 2880559, 3666166, 5761118, 7332332, 11522236, 20163913, 40327826, 80655652]

約数ペア:

[(1, 80655652), (2, 40327826), (4, 20163913), (7, 11522236), (11, 7332332), (14, 5761118), (22, 3666166), (28, 2880559), (44, 1833083), (77, 1047476), (131, 615692), (154, 523738), (262, 307846), (308, 261869), (524, 153923), (917, 87956), (1441, 55972), (1834, 43978), (1999, 40348), (2882, 27986), (3668, 21989), (3998, 20174), (5764, 13993), (7996, 10087)]