79513240

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9421}}^1$

素因数の和:9643

約数の個数: 32

約数和(自身を含む): 179771760

約数和(自身を除く): 100258520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 9421, 18842, 37684, 47105, 75368, 94210, 188420, 376840, 1987831, 3975662, 7951324, 9939155, 15902648, 19878310, 39756620, 79513240]

約数ペア:

[(1, 79513240), (2, 39756620), (4, 19878310), (5, 15902648), (8, 9939155), (10, 7951324), (20, 3975662), (40, 1987831), (211, 376840), (422, 188420), (844, 94210), (1055, 75368), (1688, 47105), (2110, 37684), (4220, 18842), (8440, 9421)]