154865990

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{57571}}^1$

素因数の和:57847

約数の個数: 16

約数和(自身を含む): 279799920

約数和(自身を除く): 124933930

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 57571, 115142, 287855, 575710, 15486599, 30973198, 77432995, 154865990]

約数ペア:

[(1, 154865990), (2, 77432995), (5, 30973198), (10, 15486599), (269, 575710), (538, 287855), (1345, 115142), (2690, 57571)]