80623688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4049}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 160380000

約数和(自身を除く): 79756312

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 4049, 4978, 8098, 9956, 16196, 19912, 32392, 76931, 153862, 307724, 530419, 615448, 1060838, 2121676, 4243352, 10077961, 20155922, 40311844, 80623688]

約数ペア:

[(1, 80623688), (2, 40311844), (4, 20155922), (8, 10077961), (19, 4243352), (38, 2121676), (76, 1060838), (131, 615448), (152, 530419), (262, 307724), (524, 153862), (1048, 76931), (2489, 32392), (4049, 19912), (4978, 16196), (8098, 9956)]