79880972

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 141479520

約数和(自身を除く): 61598548

約数列:

[1, 2, 4, 157, 311, 314, 409, 622, 628, 818, 1244, 1636, 48827, 64213, 97654, 127199, 128426, 195308, 254398, 256852, 508796, 19970243, 39940486, 79880972]

約数ペア:

[(1, 79880972), (2, 39940486), (4, 19970243), (157, 508796), (311, 256852), (314, 254398), (409, 195308), (622, 128426), (628, 127199), (818, 97654), (1244, 64213), (1636, 48827)]