79091240

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9371}}^1$

素因数の和:9593

約数の個数: 32

約数和(自身を含む): 178817760

約数和(自身を除く): 99726520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 9371, 18742, 37484, 46855, 74968, 93710, 187420, 374840, 1977281, 3954562, 7909124, 9886405, 15818248, 19772810, 39545620, 79091240]

約数ペア:

[(1, 79091240), (2, 39545620), (4, 19772810), (5, 15818248), (8, 9886405), (10, 7909124), (20, 3954562), (40, 1977281), (211, 374840), (422, 187420), (844, 93710), (1055, 74968), (1688, 46855), (2110, 37484), (4220, 18742), (8440, 9371)]