80140670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{911}}^1$

素因数の和:1400

約数の個数: 32

約数和(自身を含む): 152340480

約数和(自身を除く): 72199810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 463, 911, 926, 1822, 2315, 4555, 4630, 8797, 9110, 17309, 17594, 34618, 43985, 86545, 87970, 173090, 421793, 843586, 2108965, 4217930, 8014067, 16028134, 40070335, 80140670]

約数ペア:

[(1, 80140670), (2, 40070335), (5, 16028134), (10, 8014067), (19, 4217930), (38, 2108965), (95, 843586), (190, 421793), (463, 173090), (911, 87970), (926, 86545), (1822, 43985), (2315, 34618), (4555, 17594), (4630, 17309), (8797, 9110)]