80578772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{2083}}^1$

素因数の和:2615

約数の個数: 24

約数和(自身を含む): 148797600

約数和(自身を除く): 68218828

約数列:

[1, 2, 4, 19, 38, 76, 509, 1018, 2036, 2083, 4166, 8332, 9671, 19342, 38684, 39577, 79154, 158308, 1060247, 2120494, 4240988, 20144693, 40289386, 80578772]

約数ペア:

[(1, 80578772), (2, 40289386), (4, 20144693), (19, 4240988), (38, 2120494), (76, 1060247), (509, 158308), (1018, 79154), (2036, 39577), (2083, 38684), (4166, 19342), (8332, 9671)]